137 Electrical switch & relay parts are listed for the 2016 Ram 4500, in 31 part types, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2016 Ram 4500, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches. Most of the listed parts are Power Window Switch (14 parts), Headlamp Switch (13 parts) and Oil Pressure Sender / Switch (13 parts). The other 28 part types cover the remaining 97 parts.
The 2016 Ram 4500 was sold with both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2016 Ram 4500 electrical switch & relay parts are MOPAR (33 parts), WELLS (32 parts) and STANDARD MOTOR PRODUCTS (27 parts), plus 12 more brands. Quality grades include Standard Replacement and Economy.
24 parts on this 2016 Ram 4500 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including STANDARD MOTOR PRODUCTS SLS208T (Brake Light Switch) and MOPAR 68148892AB (Door Lock Switch). Click any part number to see every vehicle that part fits.
4WD Indicator Light Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | TCA64 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the 4WD Indicator Light switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
One part is listed for the 2016 Ram 4500 — STANDARD MOTOR PRODUCTS TCA64.
4WD Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 68142281AE | 🇺🇸 US 🇨🇦 CA | Fits Electric Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 4or Electric Shift-On-The-Fly Transfer Case | View on Amazon |
This table covers the 4WD switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
This group shows a single part: MOPAR 68142281AE.
A/C Refrigerant Pressure Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 6.4L V8 | 904620 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GPD Fits: 6.4L V8 | 1711938 | 🇺🇸 US 🇨🇦 CA | Pressure Transducer | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S15798 | 🇺🇸 US 🇨🇦 CA | CUT-OFF | View on Amazon |
This table covers the pressure switches on the A/C circuit. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
3 A/C Refrigerant Pressure Switch parts for the 2016 Ram 4500 come from 3 brands — DORMAN, GPD and WELLS.
Part numbers include DORMAN 904620, GPD 1711938 and WELLS 1S15798.
A/C Thermo Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Fits: 6.4L V8 | 1713019 | 🇺🇸 US 🇨🇦 CA | Evaporator Temperature Sensor45 Degree Angle | View on Amazon |
This table covers the A/C Thermo switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
One part is listed for the 2016 Ram 4500 — GPD 1713019.
Adjustable Pedal Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 56046113AA | 🇺🇸 US 🇨🇦 CA | Fits Power Adjustable Pedals with Memory or Power Adjustable PedalsExc. Heated Steering Wheel | View on Amazon |
This table covers the Adjustable Pedal switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
This group shows a single part: MOPAR 56046113AA.
Air Intake Heater Relay
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 6.4L V8 | 1R2398 | 🇺🇸 US 🇨🇦 CA | Cover Material: Plastic, Metal | View on Amazon |
This table covers the relays that control the Air Intake Heater circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is.
One part is listed for the 2016 Ram 4500 — WELLS 1R2398.
Brake Light Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 6.4L V8 | SLS208T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| DORMAN Fits: 6.4L V8 | 901259 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 6.4L V8 | SLS208 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ROSTRA Fits: 6.4L V8 | 620007 | 🇺🇸 US 🇨🇦 CA | Connector Shape: Rectangular | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 6.4L V8 | SW403 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 6.4L V8 | 1S17828 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
This table covers the pedal-mounted switch that turns on the brake lamps. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
6 Brake Light Switch parts for the 2016 Ram 4500 come from 5 brands — STANDARD MOTOR PRODUCTS, DORMAN, ROSTRA and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS SLS208T.
The Economy section lists 2 options from STANDARD MOTOR PRODUCTS and DORMAN — the catalog's value-priced group. STANDARD MOTOR PRODUCTS SLS208T is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS, ROSTRA and UNITED MOTOR PRODUCTS supply 3 parts: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS SLS208.
1 further part sits outside the graded sections, with the same engine-level match.
This group includes STANDARD MOTOR PRODUCTS SLS208T, DORMAN 901259 and STANDARD MOTOR PRODUCTS SLS208 and the remaining parts above.
Cruise Control Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 6.4L V8 | 601607 | 🇺🇸 US 🇨🇦 CA | Right4 Button | View on Amazon |
| VEMO Fits: 6.4L V8 | V33800017 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 6.4L V8 | 1S11775 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Cruise Control switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
3 Cruise Control Switch parts are listed for the 2016 Ram 4500, from DORMAN, VEMO and WELLS.
Economy: 2 parts, from DORMAN and VEMO. A representative part number is DORMAN 601607.
The Standard Replacement section: 1 option from WELLS. WELLS 1S11775 is listed in this group.
Listed part numbers: DORMAN 601607, VEMO V33800017 and WELLS 1S11775.
Dimmer Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: 6.4L V8 | 640046 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | CBS1925 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 6.4L V8 | 1S11313 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the dimmer switches that select headlamp high and low beam. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
3 Dimmer Switch parts are listed for the 2016 Ram 4500, from ROSTRA, STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: ROSTRA 640046, STANDARD MOTOR PRODUCTS CBS1925 and WELLS 1S11313.
Door Lock Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Popular Fits: 6.4L V8 | 68148892AB | 🇺🇸 US 🇨🇦 CA | Fits FrontPower Locks, Power Windows, Front 1-Touch Down | View on Amazon |
| MOPAR Popular Fits: 6.4L V8 | 56046823AE | 🇺🇸 US 🇨🇦 CA | Fits FrontPower Locks, Power Front Windows, 1-Touch Up & Down | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68275823AC | 🇺🇸 US 🇨🇦 CA | Fits FrontPower Locks, Power Front Windows, 1-Touch Up & Down | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68148893AB | 🇺🇸 US 🇨🇦 CA | Fits FrontPower Locks, Power Windows, Front 1-Touch Down | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1994 | 🇺🇸 US 🇨🇦 CA | RightCab & Chassis - Conventional | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1899 | 🇺🇸 US 🇨🇦 CA | Front LeftCab & Chassis - Conventional | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1897 | 🇺🇸 US 🇨🇦 CA | Front LeftCab & Chassis - Crew Cab | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S14262 | 🇺🇸 US 🇨🇦 CA | Front LeftCab & Chassis - Crew Cab | View on Amazon |
This table covers the Door Lock switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
8 Door Lock Switch parts for the 2016 Ram 4500 come from 3 brands — MOPAR, STANDARD MOTOR PRODUCTS and WELLS. The "Popular" part is MOPAR 68148892AB.
Part numbers include MOPAR 68148892AB, MOPAR 56046823AE and MOPAR 68275823AC, among others listed above.
Fog / Driving Lamp Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: 6.4L V8 | 650225 | 🇺🇸 US 🇨🇦 CA | with Cargo Lights | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S13321 | 🇺🇸 US 🇨🇦 CA | Functions: Headlight, Auto Headlight, Parking Light, Fog Light, Cargo Light, Instrument Panel Dimmer | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S13328 | 🇺🇸 US 🇨🇦 CA | without Cargo Area Light | View on Amazon |
This table covers the Fog / Driving Lamp switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
3 Fog / Driving Lamp Switch parts are listed for the 2016 Ram 4500, from WELLS and ROSTRA.
Part numbers include ROSTRA 650225, WELLS 1S13321 and WELLS 1S13328.
Glove Box Lamp Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 4565022 | 🇺🇸 US 🇨🇦 CA | Fits Glove Box LampCrew Cab | View on Amazon |
| ROSTRA Fits: 6.4L V8 | 651381 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 6.4L V8 | 1S2892 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Glove Box Lamp switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
3 Glove Box Lamp Switch parts are listed for the 2016 Ram 4500, from MOPAR, ROSTRA and WELLS.
Part numbers include MOPAR 4565022, ROSTRA 651381 and WELLS 1S2892.
Headlamp Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA Fits: 6.4L V8 | RM1320829 | 🇺🇸 US 🇨🇦 CA | Fog Lamps | View on Amazon |
| SKP Fits: 6.4L V8 | SKHLS1685 | 🇺🇸 US 🇨🇦 CA | with Cargo Area Lightwith Fog Lights | View on Amazon |
| ULTRA-POWER Fits: 6.4L V8 | HLS1686 | 🇺🇸 US 🇨🇦 CA | with Cargo Area Lightwithout Fog Lights | View on Amazon |
| ULTRA-POWER Fits: 6.4L V8 | HLS1734 | 🇺🇸 US 🇨🇦 CA | without Cargo Area Lightwith Fog Lights | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 6.4L V8 | 650225 | 🇺🇸 US 🇨🇦 CA | with Fog Lightswith Cargo Lights | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 6.4L V8 | HLS1686 | 🇺🇸 US 🇨🇦 CA | without Fog Lightswith Cargo Area Light | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 6.4L V8 | HLS1685 | 🇺🇸 US 🇨🇦 CA | with Fog Lightswith Cargo Area Light | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68269910AA | 🇺🇸 US 🇨🇦 CA | Fits Automatic Headlamps, Cargo LampExc. Fog Lamps | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | HLS1734 | 🇺🇸 US 🇨🇦 CA | without Cargo Area Lightwith Fog Lights | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | HLS1746 | 🇺🇸 US 🇨🇦 CA | without Fog Lightswithout Cargo Area Light | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S13330 | 🇺🇸 US 🇨🇦 CA | Functions: Headlight, Auto Headlight, Parking Light, Cargo Light, Instrument Panel Dimmer | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S17560 | 🇺🇸 US 🇨🇦 CA | without Fog Lightswith OE# 68269913AA | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S13321 | 🇺🇸 US 🇨🇦 CA | Functions: Headlight, Auto Headlight, Parking Light, Fog Light, Cargo Light, Instrument Panel Dimmer | View on Amazon |
This table covers the column or dash switches that control the exterior lamps. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
13 Headlamp Switch parts are listed for the 2016 Ram 4500, from STANDARD MOTOR PRODUCTS, WELLS, ULTRA-POWER and 4 other brands. ROSTRA 650225 carries the "Popular" badge.
Economy: 4 parts, from ULTRA-POWER, AUTOTECNICA and SKP. A representative part number is AUTOTECNICA RM1320829.
The Standard Replacement section: 9 options from STANDARD MOTOR PRODUCTS, WELLS, ROSTRA and 1 other brand. ROSTRA 650225 is listed in this group.
HVAC Control Switch / Panel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Popular Fits: 6.4L V8 | 68268188AA | 🇺🇸 US 🇨🇦 CA | Fits A/CExcept Rear Window Defroster or Exterior Mirrors with Heating Element or 8.4" Touchscreen Display or Ambulance Prep Group | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68268191AA | 🇺🇸 US 🇨🇦 CA | Fits A/C, Ambulance Prep GroupExc. Rear Window Defroster or Exterior Mirrors with Heating Element or 8.4" Touchscreen Display | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68268190AA | 🇺🇸 US 🇨🇦 CA | Fits A/C, Ambulance Prep GroupRear Window Defroster or Exterior Mirrors with Heating Element | View on Amazon |
| MOPAR Fits: 6.4L V8 | 1UJ97DX9AK | 🇺🇸 US 🇨🇦 CA | Upper | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68268189AA | 🇺🇸 US 🇨🇦 CA | Fits A/CRear Window Defroster or Exterior Mirrors with Heating Element | View on Amazon |
This table covers the HVAC Control Switch panels.
MOPAR supplies the 5 HVAC Control Switch / Panel parts for the 2016 Ram 4500. MOPAR 68268188AA carries the "Popular" badge.
Listed part numbers: MOPAR 68268188AA, MOPAR 68268191AA and MOPAR 68268190AA, plus the other parts above.
Ignition Starter Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Popular Fits: 6.4L V8 | 68271986AC | 🇺🇸 US 🇨🇦 CA | Fits Except Keyless GoRegular Cab Chassis Wheelbase 2or Except Keyless Go | View on Amazon |
| MOPAR Fits: 6.4L V8 | 6CK46DX9AC | 🇺🇸 US 🇨🇦 CA | PUSH BUTTON | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68395133AA | 🇺🇸 US 🇨🇦 CA | Fits Except Keyless GoCrew Cab Wheelbase 4or Except Keyless Go | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | US1292 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 6.4L V8 | 1S16362 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the ignition switches that feed the starter circuit. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
5 Ignition Starter Switch parts are listed for the 2016 Ram 4500, from MOPAR, STANDARD MOTOR PRODUCTS and WELLS. MOPAR 68271986AC carries the "Popular" badge.
This group includes MOPAR 68271986AC, MOPAR 6CK46DX9AC and MOPAR 68395133AA and the remaining parts above.
Instrument Cluster Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Popular Fits: 6.4L V8 | 68231814AD | 🇺🇸 US 🇨🇦 CA | Fits Electronic Stability Control, Black Switches, Diesel Exhaust BrakeExc. Power Take Off Prep or Power Take Off Prep - Left Side or Parksense Rear Park Assist System or Parksense Front/Rear Park Assist System | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68231813AD | 🇺🇸 US 🇨🇦 CA | Fits Electronic Stability Control, Black Switches, Diesel Exhaust BrakeExc. Power Take Off Prep or Power Take Off Prep - Left Side or Parksense Rear Park Assist System or Parksense Front/Rear Park Assist System | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68231817AD | 🇺🇸 US 🇨🇦 CA | Fits Electronic Stability Control, Power Take Off Prep - Left Side, Black Switches, Diesel Exhaust BrakeExc. Power Take Off Prep or Parksense Rear Park Assist System or Parksense Front/Rear Park Assist System | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68231818AD | 🇺🇸 US 🇨🇦 CA | Fits Electronic Stability Control, Power Take Off Prep - Left Side, Black Switches, Diesel Exhaust BrakeExc. Power Take Off Prep or Parksense Rear Park Assist System or Parksense Front/Rear Park Assist System | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68231819AD | 🇺🇸 US 🇨🇦 CA | Fits Electronic Stability Control, Black SwitchesExc. Power Take Off Prep or Diesel Exhaust Brake or Power Take Off Prep - Left Side or Parksense Rear Park Assist System or Parksense Front/Rear Park Assist System | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68231821AD | 🇺🇸 US 🇨🇦 CA | Fits Electronic Stability Control, Black Switches, Power Take Off Prep - Left SideExc. Diesel Exhaust Brake or Power Take Off Prep or Parksense Rear Park Assist System or Parksense Front/Rear Park Assist System | View on Amazon |
This table covers the Instrument Cluster switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
6 Instrument Cluster Switch parts for the 2016 Ram 4500 come from MOPAR. The "Popular" part is MOPAR 68231814AD.
This group includes MOPAR 68231814AD, MOPAR 68231813AD and MOPAR 68231817AD and the remaining parts above.
Instrument Panel Dimmer Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 6.4L V8 | 650225 | 🇺🇸 US 🇨🇦 CA | with Fog Lightswith Cargo Lights | View on Amazon |
| WELLS Popular Fits: 6.4L V8 | 1S13321 | 🇺🇸 US 🇨🇦 CA | Functions: Headlight, Auto Headlight, Parking Light, Fog Light, Cargo Light, Instrument Panel Dimmer | View on Amazon |
| ROSTRA Fits: 6.4L V8 | 651216 | 🇺🇸 US 🇨🇦 CA | with Automatic Headlightswithout Fog Lights | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S13330 | 🇺🇸 US 🇨🇦 CA | Functions: Headlight, Auto Headlight, Parking Light, Cargo Light, Instrument Panel Dimmer | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S13323 | 🇺🇸 US 🇨🇦 CA | Functions: Headlight, Auto Headlight, Parking Light, Instrument Panel Dimmer | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S13328 | 🇺🇸 US 🇨🇦 CA | with Fog Lights, without Cargo Lights | View on Amazon |
This table covers the Instrument Panel Dimmer switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
6 Instrument Panel Dimmer Switch parts for the 2016 Ram 4500 come from 2 brands — WELLS and ROSTRA. The "Popular" part is ROSTRA 650225.
Part numbers include ROSTRA 650225, WELLS 1S13321 and ROSTRA 651216, among others listed above.
Neutral Safety Switch / Range Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | NS744 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 6.4L V8 | 1S16355 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Neutral Safety Switch / Range sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
2 Neutral Safety Switch / Range Sensor parts for the 2016 Ram 4500 come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: STANDARD MOTOR PRODUCTS NS744 and WELLS 1S16355.
Oil Pressure Sender / Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 6.4L V8 | 926188 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| AUTOTECNICA Fits: 6.4L V8 | CY1316168 | 🇺🇸 US 🇨🇦 CA | Terminal Type: SpadeConnector Oval | View on Amazon |
| AUTOTECNICA Fits: 6.4L V8 | CY1321925 | 🇺🇸 US 🇨🇦 CA | Terminal Type: Blade PinRectangular Connector/Oval | View on Amazon |
| HOLSTEIN Fits: 6.4L V8 | 2OPS0032 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HOLSTEIN Fits: 6.4L V8 | 2OPS0036 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKP Fits: 6.4L V8 | SK1S6755 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UNITED MOTOR PRODUCTS Fits: 6.4L V8 | OPS248 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS Fits: 6.4L V8 | 2561018 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Popular Fits: 6.4L V8 | 5149062AB | 🇺🇸 US 🇨🇦 CA | Fits Heavy Duty HEMI MDS Engine.Regular Cab Chassis Wheelbase 3or Heavy Duty HEMI MDS Engine. | View on Amazon |
| WELLS Popular Fits: 6.4L V8 | 1S6755 | 🇺🇸 US 🇨🇦 CA | Connector Gender: Female | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68019700AA | 🇺🇸 US 🇨🇦 CA | Fits Heavy Duty HEMI MDS Engine.Crew Cab Wheelbase 4 | View on Amazon |
| ROSTRA Fits: 6.4L V8 | 501336 | 🇺🇸 US 🇨🇦 CA | Connector Shape: RectangularTerminal Quantity: 3 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | PS317 | 🇺🇸 US 🇨🇦 CA | Finish: Brass | View on Amazon |
This table covers the senders and switches that report oil pressure to the gauge or lamp. Typical signs include a lamp that stays on, or a gauge that never moves. Confirm power and ground at the connector before replacing the sender or switch.
13 Oil Pressure Sender / Switch parts for the 2016 Ram 4500 come from 10 brands — AUTOTECNICA, HOLSTEIN, MOPAR and 7 other brands. The "Popular" part is DORMAN 926188.
The Economy section: 8 options from AUTOTECNICA, HOLSTEIN, DORMAN and 3 other brands. DORMAN 926188 is listed in this group.
Standard Replacement: 5 parts, from MOPAR, WELLS, ROSTRA and 1 other brand. A representative part number is MOPAR 5149062AB.
Outside Mirror Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ULTRA-POWER Fits: 6.4L V8 | DWS1897 | 🇺🇸 US 🇨🇦 CA | Remotewithout Power Folding Mirror Switch | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1899 | 🇺🇸 US 🇨🇦 CA | Cab & Chassis - Conventionalwithout Power Folding Mirrors | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1897 | 🇺🇸 US 🇨🇦 CA | Cab & Chassis - Crew Cabwithout Power Folding Mirrors | View on Amazon |
This table covers the Outside Mirror switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
3 Outside Mirror Switch parts are listed for the 2016 Ram 4500, from STANDARD MOTOR PRODUCTS and ULTRA-POWER.
Economy: 1 part, from ULTRA-POWER. A representative part number is ULTRA-POWER DWS1897.
The Standard Replacement section: 2 options from STANDARD MOTOR PRODUCTS. STANDARD MOTOR PRODUCTS DWS1899 is listed in this group.
Part numbers include ULTRA-POWER DWS1897 and STANDARD MOTOR PRODUCTS DWS1899, among others listed above.
Parking Brake Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 4221463 | 🇺🇸 US 🇨🇦 CA | Fits Regular Cab Chassis Wheelbase 3or Regular Cab Chassis Wheelbase 4or Regular Cab Chassis Wheelbase 1or Regular Cab Chassis Wheelbase 2or Crew Cab Wheelbase 4or Crew Cab197.4" Wheelbase | View on Amazon |
This table covers the Parking Brake switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
This group shows a single part: MOPAR 4221463.
Power Seat Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 6.4L V8 | 901477 | 🇺🇸 US 🇨🇦 CA | Front Left8 Way | View on Amazon |
| SKP Popular Fits: 6.4L V8 | SK901477 | 🇺🇸 US 🇨🇦 CA | Front LeftHigh Current | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 6.4L V8 | 660082 | 🇺🇸 US 🇨🇦 CA | Leftwith 10 Terminals | View on Amazon |
| MOPAR Fits: 6.4L V8 | 56040636AC | 🇺🇸 US 🇨🇦 CA | Fits Power 10-Way Memory Driver 6-Way Passenger Seats 4 Way High Current PassengerCrew Cab Wheelbase 4or Power 10-Way Memory Driver 6-Way Passenger Seats 4 Way High Current Passenger | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | PMS12 | 🇺🇸 US 🇨🇦 CA | Adjusts Seat Memory Function | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | PSW126 | 🇺🇸 US 🇨🇦 CA | Left | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S17150 | 🇺🇸 US 🇨🇦 CA | Adjusts Seat Memory Function | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S16027 | 🇺🇸 US 🇨🇦 CA | Lumbar Switch | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S7843 | 🇺🇸 US 🇨🇦 CA | Front Leftwith 10 Terminals | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 56049433AG | 🇺🇸 US 🇨🇦 CA | Fits Power 10-Way Driver Seat 8 Way High Current DriverRegular Cab Chassis Wheelbase 3or Power 10-Way Driver Seat 8 Way High Current Driver | View on Amazon |
| MOPAR Fits: 6.4L V8 | 56049431AG | 🇺🇸 US 🇨🇦 CA | Fits Power 10-Way Memory Driver 6-Way Passenger Seats 8 Way Low Current DriverRegular Cab Chassis Wheelbase 1or Power 10-Way Memory Driver 6-Way Passenger Seats 8 Way Low Current Driver | View on Amazon |
This table covers the Power Seat switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
11 Power Seat Switch parts are listed for the 2016 Ram 4500, from MOPAR, WELLS, STANDARD MOTOR PRODUCTS and 3 other brands. DORMAN 901477 carries the "Popular" badge.
Economy: 2 parts, from DORMAN and SKP. A representative part number is DORMAN 901477.
The Standard Replacement section: 7 options from WELLS, STANDARD MOTOR PRODUCTS, ROSTRA and 1 other brand. ROSTRA 660082 is listed in this group.
2 ungrouped parts are not assigned to a grade, with the same engine-level match.
Power Window Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 6.4L V8 | 920541 | 🇺🇸 US 🇨🇦 CA | Front RightCab & Chassis - Crew Cab | View on Amazon |
| DORMAN Popular Fits: 6.4L V8 | 901989 | 🇺🇸 US 🇨🇦 CA | Front LeftCab & Chassis - Crew Cab | View on Amazon |
| SKP Popular Fits: 6.4L V8 | SKSM1839 | 🇺🇸 US 🇨🇦 CA | Front Leftfor with OE # 68231805AA, 68139805AB, 68139805AA, 56046823AC | View on Amazon |
| DORMAN Fits: 6.4L V8 | 920508 | 🇺🇸 US 🇨🇦 CA | Fits Rear RightCab & Chassis - Crew Cab | View on Amazon |
| SKP Fits: 6.4L V8 | SKDWS1899 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 56046832AC | 🇺🇸 US 🇨🇦 CA | Fits LeftPower Front Windows, 1-Touch Up and Down | View on Amazon |
| ROSTRA Fits: 6.4L V8 | 660459 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1723 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1994 | 🇺🇸 US 🇨🇦 CA | Front RightCab & Chassis - Conventional | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1899 | 🇺🇸 US 🇨🇦 CA | Front LeftCab & Chassis - Conventional | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | DWS1897 | 🇺🇸 US 🇨🇦 CA | Front LeftCab & Chassis - Crew Cab | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S14285 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S14282 | 🇺🇸 US 🇨🇦 CA | Front LeftCab & Chassis - Conventional | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S14262 | 🇺🇸 US 🇨🇦 CA | Front LeftCab & Chassis - Crew Cab | View on Amazon |
This table covers the switches that command each window motor. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
14 Power Window Switch parts for the 2016 Ram 4500 come from 6 brands — STANDARD MOTOR PRODUCTS, DORMAN, WELLS and 3 other brands. The "Popular" part is DORMAN 920541.
The Economy section: 5 options from DORMAN and SKP. DORMAN 920541 is listed in this group.
Standard Replacement: 9 parts, from STANDARD MOTOR PRODUCTS, WELLS, MOPAR and 1 other brand. A representative part number is MOPAR 56046832AC.
Seat Heater Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 6.4L V8 | HSS124 | 🇺🇸 US 🇨🇦 CA | Rear Left | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 6.4L V8 | HSS120 | 🇺🇸 US 🇨🇦 CA | Rear Right | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68059873AC | 🇺🇸 US 🇨🇦 CA | Fits Rear LeftFull Length Upgraded Floor Console, Heated Second Row Seats, Media Hub (SD, USB, AUX), Single Disc Remote CD Player | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68059874AC | 🇺🇸 US 🇨🇦 CA | Fits Rear RightFull Length Upgraded Floor Console, Heated Second Row Seats, Media Hub (SD, USB, AUX), Single Disc Remote CD Player | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S17438 | 🇺🇸 US 🇨🇦 CA | Rear Left | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S17439 | 🇺🇸 US 🇨🇦 CA | Rear Right | View on Amazon |
This table covers the Seat Heater switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
6 Seat Heater Switch parts are listed for the 2016 Ram 4500, from STANDARD MOTOR PRODUCTS, MOPAR and WELLS. STANDARD MOTOR PRODUCTS HSS124 carries the "Popular" badge.
This group includes STANDARD MOTOR PRODUCTS HSS124, STANDARD MOTOR PRODUCTS HSS120 and MOPAR 68059873AC and the remaining parts above.
Seat Lumbar Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | PSW165 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Seat Lumbar switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
One part is listed for the 2016 Ram 4500 — STANDARD MOTOR PRODUCTS PSW165.
Steering Wheel Audio Control Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 56054450AA | 🇺🇸 US 🇨🇦 CA | Steering WheelEvic | View on Amazon |
This table covers the Steering Wheel Audio Control switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
This group shows a single part: MOPAR 56054450AA.
Trailer Brake Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SHEE-MAR Popular Fits: 6.4L V8 | SM1902 | 🇺🇸 US 🇨🇦 CA | Cab & Chassis - Crew Cabwith Trailer Tow Relay | View on Amazon |
| AUTOTECNICA Fits: 6.4L V8 | RM0222121 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| DORMAN Fits: 6.4L V8 | 601235 | 🇺🇸 US 🇨🇦 CA | Switch Only | View on Amazon |
| MOPAR Fits: 6.4L V8 | 68288760AC | 🇺🇸 US 🇨🇦 CA | Trailer Tow Module | View on Amazon |
| SKP Fits: 6.4L V8 | SK959A01 | 🇺🇸 US 🇨🇦 CA | Switch Only | View on Amazon |
This table covers the Trailer Brake switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
5 Trailer Brake Switch parts are listed for the 2016 Ram 4500, from SHEE-MAR, AUTOTECNICA, DORMAN and 2 other brands. SHEE-MAR SM1902 carries the "Popular" badge.
Part numbers include SHEE-MAR SM1902, AUTOTECNICA RM0222121 and DORMAN 601235, among others listed above.
Transmission-Automatic Fluid Pressure Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND Fits: 6.4L V8 | SBA2005 | 🇺🇸 US 🇨🇦 CA | Automatic Transmission Oil Pressure SwitchAisin Trans | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | PS679 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 6.4L V8 | 1S16124 | 🇺🇸 US 🇨🇦 CA | Aisin trans. | View on Amazon |
This table covers the Transmission-Automatic Fluid Pressure switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
3 Transmission-Automatic Fluid Pressure Switch parts for the 2016 Ram 4500 come from 3 brands — FAMOUS BRAND, STANDARD MOTOR PRODUCTS and WELLS.
The Economy section: 1 option from FAMOUS BRAND. FAMOUS BRAND SBA2005 is listed in this group.
Standard Replacement: 2 parts, from STANDARD MOTOR PRODUCTS and WELLS. A representative part number is STANDARD MOTOR PRODUCTS PS679.
Part numbers include FAMOUS BRAND SBA2005, STANDARD MOTOR PRODUCTS PS679 and WELLS 1S16124.
Trunk / Cargo Area Lamp Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 6.4L V8 | 1S13330 | 🇺🇸 US 🇨🇦 CA | Functions: Headlight, Auto Headlight, Parking Light, Cargo Light, Instrument Panel Dimmer | View on Amazon |
| WELLS Fits: 6.4L V8 | 1S13321 | 🇺🇸 US 🇨🇦 CA | Functions: Headlight, Auto Headlight, Parking Light, Fog Light, Cargo Light, Instrument Panel Dimmer | View on Amazon |
This table covers the Trunk / Cargo Area Lamp switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
WELLS supplies both parts for the 2016 Ram 4500.
Listed part numbers: WELLS 1S13330 and WELLS 1S13321.
Turn Signal Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 6.4L V8 | 901279 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: 6.4L V8 | 640046 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | CBS1925 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 6.4L V8 | 1S11313 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the combination / turn-signal switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
4 Turn Signal Switch parts for the 2016 Ram 4500 come from 4 brands — DORMAN, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand.
The Economy section: 1 option from DORMAN. DORMAN 901279 is listed in this group.
Standard Replacement: 3 parts, from ROSTRA, STANDARD MOTOR PRODUCTS and WELLS. A representative part number is ROSTRA 640046.
This group includes DORMAN 901279, ROSTRA 640046 and STANDARD MOTOR PRODUCTS CBS1925 and the remaining parts above.
Wiper / Washer Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: 6.4L V8 | 640046 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 6.4L V8 | 1S11313 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Wiper / Washer switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
2 Wiper / Washer Switch parts are listed for the 2016 Ram 4500, from ROSTRA and WELLS.
This group includes ROSTRA 640046 and WELLS 1S11313.
Buying Electrical Switch & Relay Parts for a 2016 Ram 4500
On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.
- Match the engine first. Every electrical switch & relay part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Power Window Switch and Headlamp Switch .
Frequently Asked Questions
How many electrical switch & relay parts fit the 2016 Ram 4500?
Our catalog currently lists 137 electrical switch & relay parts for the 2016 Ram 4500 across 31 subcategories and 15 brands, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical switch & relay parts differ between 2016 Ram 4500 engines?
Yes. Every electrical switch & relay part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical switch & relay problems on a 2016 Ram 4500?
Common symptoms include accessories that work intermittently, a click without action, or one function dead while its fuse tests fine. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2016 Ram 4500 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2016 Ram 4500?
First match the engine — each row shows which engine(s) the part fits. Then swap a suspect relay with an identical known-good one from the fuse box before buying — it is the fastest diagnostic there is. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2016 Ram 4500
Electrical Switch & Relay Parts for Other Ram 4500 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.