2016 Ram Promaster 3500 Electrical Connector Parts: OEM & Replacement (76 Parts)

The 2016 Ram Promaster 3500 has 76 electrical connector parts with verified fitment on this page — 32 part types and 11 brands, covering both the 3.0L L4 DIESEL Turbocharged and the 3.6L V6. Each part includes a manufacturer part number and application notes.

On the 2016 Ram Promaster 3500, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. 25 parts of the 76 listed are Trailer Connector (14 parts), Fog / Driving Lamp Connector (6 parts) and Blower Motor Control Module / Resistor Connector (5 parts). The other 29 part types cover the remaining 51 parts.

A/C Refrigerant Pressure Switch Connector

Brand	Part Number	Markets	Notes	Buy
HOLSTEIN Fits: 3.0L L4 DIESEL Turbocharged	2HAR0060	🇺🇸 US 🇨🇦 CA		View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S2316	🇺🇸 US 🇨🇦 CA	Connector Shape: OvalNumber of Splice Connectors Included: 3	View on Amazon
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P4186	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the harness connectors at the A/C Refrigerant Pressure Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

ABS Wheel Speed Sensor Connector

Brand	Part Number	Markets	Notes	Buy
HOLSTEIN Fits: 3.0L L4 DIESEL Turbocharged	2HAR0036	🇺🇸 US 🇨🇦 CA	Includes ABS Wheel Speed Sensor Wire Harness	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1686	🇺🇸 US 🇨🇦 CA	Connector Shape: OvalBlack Fitment notes — STANDARD MOTOR PRODUCTS S1686 Connector Shape: OvalBlackIncludes Wheel Speed Sensor Wiring Harness, ABS Wheel Speed Sensor Wire Harness Fits: Rear or: Front	View on Amazon

This table covers the harness connectors at each ABS wheel-speed sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Accelerator Pedal Position Sensor Connector

Brand	Part Number	Markets	Notes	Buy
ROSTRA Fits: 3.0L L4 DIESEL Turbocharged	610483	🇺🇸 US 🇨🇦 CA		View on Amazon
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P1849	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the harness connectors at the Accelerator Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Air Intake / Charge Temperature Sensor Connector

Brand	Part Number	Markets	Notes	Buy
ACDELCO Fits: 3.0L L4 DIESEL Turbocharged	PT2164	🇺🇸 US 🇨🇦 CA	Gold Fitment notes — ACDELCO PT2164 Gold Intake AirBetween Intercooler and Throttle Body	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	HP3860	🇺🇸 US 🇨🇦 CA	HandypackTerminal Type: Blade Fitment notes — STANDARD MOTOR PRODUCTS HP3860 HandypackTerminal Type: BladeBlack Between Intercooler and Throttle BodyIntake Air	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S697	🇺🇸 US 🇨🇦 CA	Connector Shape: RectangleHarness Length Fitment notes — STANDARD MOTOR PRODUCTS S697 Connector Shape: RectangleHarness Lengthinches: 8.5Number of Splice Connectors Included: 0Terminal Type: BladeWiring Harness Length (mm): 215.9Black Between Intercooler and Throttle BodyIntake Air	View on Amazon
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P1347	🇺🇸 US 🇨🇦 CA	Wire Gauge Measurement: 18 Fitment notes — WELLS 1P1347 Wire Gauge Measurement: 18 with 2 Terminals	View on Amazon

This table covers the harness connectors at the Air Intake / Charge Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ambient Air Temperature Sensor Connector

Brand	Part Number	Markets	Notes	Buy
ROSTRA Fits: 3.0L L4 DIESEL Turbocharged	610056	🇺🇸 US 🇨🇦 CA		View on Amazon
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P1311	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the harness connectors at the Ambient Air Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Blower Motor Control Module / Resistor Connector

Brand	Part Number	Markets	Notes	Buy
GPD Popular Fits: 3.0L L4 DIESEL Turbocharged	1712769	🇺🇸 US 🇨🇦 CA	Blower Motor Resistor Pigtailwith Square Connector	View on Amazon
FOUR SEASONS Fits: 3.0L L4 DIESEL Turbocharged	37263	🇺🇸 US 🇨🇦 CA	4 Terminal MaleRectangular Connector	View on Amazon
GPD Fits: 3.0L L4 DIESEL Turbocharged	1713423	🇺🇸 US 🇨🇦 CA	Blower Motor Resistor Pigtailwith 4 Terminal(s) Fitment notes — GPD 1713423 Blower Motor Resistor Pigtailwith 4 Terminal(s)with Flat Connector	View on Amazon
HOLSTEIN Fits: 3.0L L4 DIESEL Turbocharged	2HAR0052	🇺🇸 US 🇨🇦 CA		View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1573	🇺🇸 US 🇨🇦 CA	Connector Shape: Rectangle	View on Amazon

This table covers the connectors at the blower resistor or control module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Body Wiring Harness / Connector

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68213346AD	🇺🇸 US 🇨🇦 CA	Interior Fitment notes — MOPAR 68213346AD Interior Fits: Inline Engine.Except Rear Window DefrosterExc. Upfit Interface ConnectorsExc. Rear Auxiliary Heater Prep.Exc. Heated Driver SeatExc. AUX Battery113 WB or: Inline Engine.Except Rear Window DefrosterExc. Upfit Interface ConnectorsExc. Rear Auxiliary Heater Prep.Exc. Heated Driver SeatExc. AUX Battery119 WB or: Inline Engine.Except Rear Window DefrosterExc. Upfit Interface ConnectorsExc. Rear Auxiliary Heater Prep.Exc. Heated Driver SeatExc. AUX Battery2 door Convertibl or: Inline Engine.Except Rear Window DefrosterExc. Upfit Interface ConnectorsExc. Rear Auxiliary Heater Prep.Exc. Heated Driver SeatExc. AUX BatteryCab Chassis Wheelbas or: Inline Engine.Except Rear Window DefrosterExc. Upfit Interface ConnectorsExc. Rear Auxiliary Heater Prep.Exc. Heated Driver SeatExc. AUX BatteryClub Cab 2 door 8' Boxor Inline Engine.Except Rear Window DefrosterExc. Upfit Interface ConnectorsExc. Rear Auxiliary Heater Prep.Exc	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68213347AD	🇺🇸 US 🇨🇦 CA	Interior Fitment notes — MOPAR 68213347AD Interior Fits: Inline Engine.Heated Driver SeatExc. Rear Window Defroster Or Upfit Interface Connectors or: Rear Auxiliary Heater Prep. Or Heated Passenger Seat Or Aux Battery113 WB or: Inline Engine.Heated Driver SeatExc. Rear Window Defroster Or Upfit Interface Connectors or: Rear Auxiliary Heater Prep. Or Heated Passenger Seat Or Aux Battery119 WB or: Inline Engine.Heated Driver SeatExc. Rear Window Defroster Or Upfit Interface Connectors or: Rear Auxiliary Heater Prep. Or Heated Passenger Seat Or Aux BatteryVan Wheelbas or: Inline Engine.Heated Driver SeatExc. Rear Window Defroster or Upfit Interface Connectors or: Rear Auxiliary Heater Prep. or Heated Passenger Seat or AUX Battery2 door Convertibl or: Inline Engine.Heated Driver SeatExc. Rear Window Defroster or Upfit Interface Connectors or: Rear Auxiliary Heater Prep. or Heated Passenger Seat or AUX BatteryCab Chassis Wheelbas or: Inline Engine.Heated Driver SeatExc. Rear Window Defroster or Upfit Interfac	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68213354AD	🇺🇸 US 🇨🇦 CA	Interior Fitment notes — MOPAR 68213354AD Interior Fits: Inline Engine.Rear Window DefrosterExc. Upfit Interface Connectors or: Rear Auxiliary Heater Prep. Or Heated Driver Seat Or Aux Battery113 WB or: Inline Engine.Rear Window DefrosterExc. Upfit Interface Connectors or: Rear Auxiliary Heater Prep. Or Heated Driver Seat Or Aux Battery119 WB or: Inline Engine.Rear Window DefrosterExc. Upfit Interface Connectors or: Rear Auxiliary Heater Prep. Or Heated Driver Seat Or Aux BatteryVan Wheelbas or: Inline Engine.Rear Window DefrosterExc. Upfit Interface Connectors or: Rear Auxiliary Heater Prep. or Heated Driver Seat or AUX Battery2 door Convertibl or: Inline Engine.Rear Window DefrosterExc. Upfit Interface Connectors or: Rear Auxiliary Heater Prep. or Heated Driver Seat or AUX BatteryCab Chassis Wheelbas or: Inline Engine.Rear Window DefrosterExc. Upfit Interface Connectors or: Rear Auxiliary Heater Prep. or Heated Driver Seat or AUX BatteryClub Cab 2 door 8' Boxor Inline Engine.Rear Window DefrosterE	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68283696AC	🇺🇸 US 🇨🇦 CA	Interior Fitment notes — MOPAR 68283696AC Interior Fits: Inline Engine.Front Passenger SeatExc. Uconnect 5.0 AM/FM/BT Or SiriusXM Satellite Radio Or Electric Park Brake113 WB or: Inline Engine.Front Passenger SeatExc. Uconnect 5.0 AM/FM/BT Or SiriusXM Satellite Radio Or Electric Park BrakeVan Wheelbas or: Inline Engine.Front Passenger Seat, Uconnect 5.0 AM/FM/Bluetooth or SiriusXM Satellite RadioUconnect 5.0 AM/FM/BT or SiriusXM Satellite RadioExc. Electric Park Brake113 WB or: Inline Engine.Front Passenger Seat, Uconnect 5.0 AM/FM/Bluetooth or SiriusXM Satellite RadioUconnect 5.0 AM/FM/BT or SiriusXM Satellite RadioExc. Electric Park BrakeVan Wheelbase	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68290071AB	🇺🇸 US 🇨🇦 CA	Interior Fitment notes — MOPAR 68290071AB Interior Fits: Inline Engine.Heated Passenger Seat, Upfit Interface Connectors or AUX Battery or: Rear Auxiliary Heater Prep.Upfit Interface Connectors or Auxiliary Battery or: Rear Auxiliary Heater PreparationExcept Rear Window Defroster113 WB or: Inline Engine.Heated Passenger Seat, Upfit Interface Connectors or AUX Battery or: Rear Auxiliary Heater Prep.Upfit Interface Connectors or Auxiliary Battery or: Rear Auxiliary Heater PreparationExcept Rear Window Defroster119 WB or: Inline Engine.Heated Passenger Seat, Upfit Interface Connectors or AUX Battery or: Rear Auxiliary Heater Prep.Upfit Interface Connectors or Auxiliary Battery or: Rear Auxiliary Heater PreparationExcept Rear Window Defroster2 door Convertibl or: Inline Engine.Heated Passenger Seat, Upfit Interface Connectors or AUX Battery or: Rear Auxiliary Heater Prep.Upfit Interface Connectors or Auxiliary Battery or: Rear Auxiliary Heater PreparationExcept Rear Window DefrosterCab Chassis Wheelbas or: Inlin	View on Amazon

This table covers the body-harness connectors and pigtails. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Brake Pad Wear Sensor Connector

Brand	Part Number	Markets	Notes	Buy
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P3361	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the harness connectors at the Brake Pad Wear Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Camshaft Position Sensor Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1038	🇺🇸 US 🇨🇦 CA	Connector Shape: Rectangle	View on Amazon

This table covers the harness connectors at the Camshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Crankshaft Position Sensor Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	HP4325	🇺🇸 US 🇨🇦 CA	HandypackConnector Shape: Rectangle Fitment notes — STANDARD MOTOR PRODUCTS HP4325 HandypackConnector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1024	🇺🇸 US 🇨🇦 CA	Connector Shape: RectangleHarness Length Fitment notes — STANDARD MOTOR PRODUCTS S1024 Connector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade	View on Amazon

This table covers the harness connectors at the Crankshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Diesel Exhaust Fluid (DEF) Injection Nozzle Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	HP4325	🇺🇸 US 🇨🇦 CA	HandypackConnector Shape: Rectangle Fitment notes — STANDARD MOTOR PRODUCTS HP4325 HandypackConnector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1024	🇺🇸 US 🇨🇦 CA	Connector Shape: RectangleHarness Length Fitment notes — STANDARD MOTOR PRODUCTS S1024 Connector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade	View on Amazon

This table covers the harness connectors at the Diesel Exhaust Fluid (DEF) Injection Nozzle. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Door Wiring Harness / Connector

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68169389AG	🇺🇸 US 🇨🇦 CA	Sliding Do Fitment notes — MOPAR 68169389AG Sliding Do or: Left Wiring Fits: Left2 Door Convertible or: LeftGLAZED VAN or: LeftLeft Sliding Door No Glass or: Left Sliding Door with Glass119 WB or: LeftLeft Sliding Door No Glass or: Left Sliding Door with GlassVan Wheelbase	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68233678AD	🇺🇸 US 🇨🇦 CA	Sliding Do Fitment notes — MOPAR 68233678AD Sliding Do or: Left WiringSliding Door Fits: LeftLeft Sliding Door No Glass or: Left Sliding Door with Glass113 WB or: LeftLeft Sliding Door No Glass or: Left Sliding Door with GlassVan Wheelbase	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68254201AB	🇺🇸 US 🇨🇦 CA	Rear Door Wiring Fitment notes — MOPAR 68254201AB Rear Door Wiring Fits: Rear Hinged DoorsExc. Rear Window Defroster113 WB or: Rear Hinged DoorsExc. Rear Window Defroster119 WB or: Rear Hinged DoorsExc. Rear Window Defroster2 door Convertible or: Rear Hinged DoorsExc. Rear Window DefrosterCab Chassis Wheelbase or: Rear Hinged DoorsExc. Rear Window DefrosterClub Cab 2 door 8' Box or: Rear Hinged DoorsExc. Rear Window DefrosterQuad Cab 4DR 8' Box/3-DR Hatch or: Rear Hinged DoorsExc. Rear Window DefrosterVan Wheelbase or: Rear Hinged DoorsExc. Rear Window DefrosterGlazed Van	View on Amazon

This table covers the wiring-harness connectors at the Door. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Engine Block Heater Connector

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68228741AC	🇺🇸 US 🇨🇦 CA	Fits Inline Engine.Engine Block Heater Fitment notes — MOPAR 68228741AC Fits: Inline Engine.Engine Block Heater113 WB or: Inline Engine.Engine Block Heater119 WB or: Inline Engine.Engine Block HeaterVan Wheelbas or: Inline Engine.Engine Block Heater2 door Convertibl or: Inline Engine.Engine Block HeaterCab Chassis Wheelbas or: Inline Engine.Engine Block HeaterClub Cab 2 door 8' Boxor Inline Engine.Engine Block HeaterQuad Cab 4DR 8' Box/3-DR Hatchor Inline Engine.Engine Block HeaterGlazed Van	View on Amazon

This table covers the harness connectors at the Engine Block Heater. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Exhaust Gas Temperature (EGT) Sensor Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S2492	🇺🇸 US 🇨🇦 CA	Located Before Particulate FilterFront Unit	View on Amazon

This table covers the harness connectors at the Exhaust Gas Temperature (EGT) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fog / Driving Lamp Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.0L L4 DIESEL Turbocharged	HP3835	🇺🇸 US 🇨🇦 CA	HandypackConnector Shape: Oval Fitment notes — STANDARD MOTOR PRODUCTS HP3835 HandypackConnector Shape: OvalWiring Harness Length (mm): 311.15	View on Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 3.0L L4 DIESEL Turbocharged	S553	🇺🇸 US 🇨🇦 CA	Connector Shape: OvalContact Terminal Material: Metal Fitment notes — STANDARD MOTOR PRODUCTS S553 Connector Shape: OvalContact Terminal Material: MetalNumber of Splice Connectors Included: 0Wiring Harness Length (In): 12.25Wiring Harness Length (mm): 311.15	View on Amazon
ACDELCO Fits: 3.0L L4 DIESEL Turbocharged	PT2298	🇺🇸 US 🇨🇦 CA	GoldHeight (In): 1.5 in Fitment notes — ACDELCO PT2298 GoldHeight (In): 1.5 inShape: Rectangle	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	4727679AA	🇺🇸 US 🇨🇦 CA	Jumper Wiring Fitment notes — MOPAR 4727679AA Jumper Wiring Fits: Exc. FOG LAMPS or: Fog Lamps2 Door Convertibl or: Fog Lamps119 WB or: Fog Lamps113 WB or: Fog LampsVan Wheelbas or: Fog LampsCab Chassis Wheelbas or: Fog LampsClub Cab 2 door 8' Boxor Fog LampsGlazed Vanor Fog LampsQuad Cab 4DR 8' Box/3-DR Hatch	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	4727679AB	🇺🇸 US 🇨🇦 CA	Jumper Wiring Fitment notes — MOPAR 4727679AB Jumper Wiring Fits: Exc. FOG LAMPS or: Fog Lamps2 Door Convertibl or: Fog Lamps119 WB or: Fog Lamps113 WB or: Fog LampsVan Wheelbas or: Fog LampsCab Chassis Wheelbas or: Fog LampsClub Cab 2 door 8' Boxor Fog LampsGlazed Vanor Fog LampsQuad Cab 4DR 8' Box/3-DR Hatch	View on Amazon
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P1416	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the harness connectors at the Fog / Driving Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Injection Relay Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1536	🇺🇸 US 🇨🇦 CA	Connector Shape: PolygonWire Gauge (GA): 8, 16 Fitment notes — STANDARD MOTOR PRODUCTS S1536 Connector Shape: PolygonWire Gauge (GA): 8, 16black Mini Relay	View on Amazon

This table covers the harness connectors at the Fuel Injection Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Headlamp Wiring Harness / Connector

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68265739AA	🇺🇸 US 🇨🇦 CA	Fits Inline Engine.to Dash Fitment notes — MOPAR 68265739AA Fits: Inline Engine.to DashHeater with Instrument Panel VentilationExc. Security Alarm or Hydraulic Assist Brake Booster113 WB or: Inline Engine.to DashHeater with Instrument Panel VentilationExc. Security Alarm or Hydraulic Assist Brake Booster119 WB or: Inline Engine.to DashHeater with Instrument Panel VentilationExc. Security Alarm or Hydraulic Assist Brake Booster2 door Convertibl or: Inline Engine.to DashHeater with Instrument Panel VentilationExc. Security Alarm or Hydraulic Assist Brake BoosterCab Chassis Wheelbas or: Inline Engine.to DashHeater with Instrument Panel VentilationExc. Security Alarm or Hydraulic Assist Brake BoosterClub Cab 2 door 8' Boxor Inline Engine.to DashHeater with Instrument Panel VentilationExc. Security Alarm or Hydraulic Assist Brake BoosterQuad Cab 4DR 8' Box/3-DR Hatchor Inline Engine.to DashHeater with Instrument Panel VentilationExc. Security Alarm or Hydraulic Assist Brake BoosterVan Wheelbas or: Inline Engine.to	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68266224AA	🇺🇸 US 🇨🇦 CA	Fits Inline Engine.To Dash Fitment notes — MOPAR 68266224AA Fits: Inline Engine.To DashA/CExc. Security Alarm Or Hydraulic Assist Brake Booster113 WB or: Inline Engine.To DashA/CExc. Security Alarm Or Hydraulic Assist Brake Booster119 WB or: Inline Engine.To DashA/CExc. Security Alarm Or Hydraulic Assist Brake BoosterVan Wheelbas or: Inline Engine.to DashA/CExc. Security Alarm or Hydraulic Assist Brake Booster2 door Convertibl or: Inline Engine.to DashA/CExc. Security Alarm or Hydraulic Assist Brake BoosterCab Chassis Wheelbas or: Inline Engine.to DashA/CExc. Security Alarm or Hydraulic Assist Brake BoosterClub Cab 2 door 8' Boxor Inline Engine.to DashA/CExc. Security Alarm or Hydraulic Assist Brake BoosterQuad Cab 4DR 8' Box/3-DR Hatchor Inline Engine.to DashA/CExc. Security Alarm or Hydraulic Assist Brake BoosterGlazed Van	View on Amazon

This table covers the wiring-harness connectors at the Headlamp. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Knock / Detonation Sensor Connector

Brand	Part Number	Markets	Notes	Buy
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P1347	🇺🇸 US 🇨🇦 CA	Wire Gauge Measurement: 18 Fitment notes — WELLS 1P1347 Wire Gauge Measurement: 18 with 2 Terminals	View on Amazon

This table covers the harness connectors at the Knock / Detonation Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Mass Air Flow (MAF) Sensor Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S2507	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the harness connectors at the Mass Air Flow (MAF) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Oil Pressure Sender / Switch Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S2831	🇺🇸 US 🇨🇦 CA	Connector Shape: Rectangle	View on Amazon
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P3361	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the harness connectors at the Oil Pressure Sender / Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Park Assist (PAS) Camera Connector

Brand	Part Number	Markets	Notes	Buy
METRA Fits: 3.0L L4 DIESEL Turbocharged	AXACCH6	🇺🇸 US 🇨🇦 CA	Camera Add-On Package	View on Amazon

This table covers the harness connectors at the Park Assist (PAS) Camera. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Power Door Lock Connector

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68550907AA	🇺🇸 US 🇨🇦 CA	Connector Plate Fitment notes — MOPAR 68550907AA Connector Plate Fits: Right119 WB or: Right113 WB or: Right2 Door Convertible or: Left2 Door Convertible or: RightVan Wheelbase or: RightGLAZED VAN or: LeftGLAZED VAN or: LeftLeft Sliding Door No Glass or: Left Sliding Door with Glass113 WB or: LeftLeft Sliding Door No Glass or: Left Sliding Door with Glass119 WB or: LeftLeft Sliding Door No Glass or: Left Sliding Door with GlassVan Wheelbase	View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68100641AB	🇺🇸 US 🇨🇦 CA	Connector Plate Fitment notes — MOPAR 68100641AB Connector Plate Fits: Right119 WB or: Right113 WB or: Right2 Door Convertible or: Left2 Door Convertible or: RightVan Wheelbase or: RightGLAZED VAN or: LeftLeft Sliding Door No Glass or: Left Sliding Door with Glass113 WB or: LeftLeft Sliding Door No Glass or: Left Sliding Door with Glass119 WB or: LeftLeft Sliding Door No Glass or: Left Sliding Door with GlassVan Wheelbase	View on Amazon

This table covers the harness connectors at the Power Door Lock. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Radio Connector

Brand	Part Number	Markets	Notes	Buy
METRA Fits: 3.0L L4 DIESEL Turbocharged	716523	🇺🇸 US 🇨🇦 CA	OEM Radio HarnessFor OEM Radio Fitment notes — METRA 716523 OEM Radio HarnessFor OEM Radio Plugs Into OEM Radio52-Pin OE HarnessFully Terminated	View on Amazon
METRA Fits: 3.0L L4 DIESEL Turbocharged	XSVI6524BT	🇺🇸 US 🇨🇦 CA	Radio Replacement/Menu Retention	View on Amazon

This table covers the harness connectors at the Radio. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Relay Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1536	🇺🇸 US 🇨🇦 CA	Connector Shape: PolygonWire Gauge (GA): 8, 16 Fitment notes — STANDARD MOTOR PRODUCTS S1536 Connector Shape: PolygonWire Gauge (GA): 8, 16black MainMini Relay	View on Amazon

This table covers the harness connectors at the Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Repair Harness

Brand	Part Number	Markets	Notes	Buy
ROSTRA Fits: 3.0L L4 DIESEL Turbocharged	3500172	🇺🇸 US 🇨🇦 CA	External Harness & Connector Repair Kit Fitment notes — ROSTRA 3500172 External Harness & Connector Repair Kit Automatic trans.	View on Amazon

This table covers the Repair harnesses.

Speed Sensor Connector

Brand	Part Number	Markets	Notes	Buy
WELLS Fits: 3.0L L4 DIESEL Turbocharged	1P1311	🇺🇸 US 🇨🇦 CA	with 2 Terminals	View on Amazon

This table covers the harness connectors at the Speed Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Temperature Sender / Sensor Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	HP4325	🇺🇸 US 🇨🇦 CA	HandypackConnector Shape: Rectangle Fitment notes — STANDARD MOTOR PRODUCTS HP4325 HandypackConnector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1024	🇺🇸 US 🇨🇦 CA	Connector Shape: RectangleHarness Length Fitment notes — STANDARD MOTOR PRODUCTS S1024 Connector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade	View on Amazon

This table covers the harness connectors at the Temperature Sender / Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Trailer Adapter Connector

Brand	Part Number	Markets	Notes	Buy
CURT Fits: 3.0L L4 DIESEL Turbocharged	57101	🇺🇸 US 🇨🇦 CA	7-Way Round RV To 4-Way Flat Adapter Fitment notes — CURT 57101 7-Way Round RV To 4-Way Flat Adapter with Back Up AlarmGM/Ford Plugwith Factory Tow Package	View on Amazon

This table covers the harness connectors at the Trailer Adapter. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Trailer Connector

Brand	Part Number	Markets	Notes	Buy
CURT Popular Fits: 3.0L L4 DIESEL Turbocharged	56415	🇺🇸 US 🇨🇦 CA	Replacement 7-Way RV Blade OEM SocketTwist-In Fitment notes — CURT 56415 Replacement 7-Way RV Blade OEM SocketTwist-In with Factory Tow Package	View on Amazon
CURT Popular Fits: 3.0L L4 DIESEL Turbocharged	55415	🇺🇸 US 🇨🇦 CA	Replacement 7-Way RV Blade OEM Socket Fitment notes — CURT 55415 Replacement 7-Way RV Blade OEM Socket with Factory Tow Package	View on Amazon
CURT Popular Fits: 3.0L L4 DIESEL Turbocharged	56229	🇺🇸 US 🇨🇦 CA	7-Way USCAR Electrical ConnectorLength: 24 in. Fitment notes — CURT 56229 7-Way USCAR Electrical ConnectorLength: 24 in.Bonded Wire with Factory Tow Package	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	55515	🇺🇸 US 🇨🇦 CA	Custom Wiring ConnectorOE 4-Way Flat Fitment notes — CURT 55515 Custom Wiring ConnectorOE 4-Way FlatPlugs Into USCAR Replacement2-Wire Systemwith Factory Tow Package	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	56515	🇺🇸 US 🇨🇦 CA	Custom Wiring Connector5-Way Flat Fitment notes — CURT 56515 Custom Wiring Connector5-Way Flat 2-Wire Systemwith Factory Tow Package	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	55774	🇺🇸 US 🇨🇦 CA	OEM Vehicle to Trailer Connector with Harness7-Way and 4-Way Fitment notes — CURT 55774 OEM Vehicle to Trailer Connector with Harness7-Way and 4-Way with Factory Tow Package	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	57015	🇺🇸 US 🇨🇦 CA	OEM Replacement Dual-Output 7 and 4 Way ConnectorPlugs Into USCAR Socket	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	55384	🇺🇸 US 🇨🇦 CA	Custom Wiring Connector4-Way Flat Fitment notes — CURT 55384 Custom Wiring Connector4-Way FlatRetains Use of 7 Way Round Connector 2-Wire Systemwith Factory Tow Package	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	57020	🇺🇸 US 🇨🇦 CA	OEM Replacement Dual-Output 7 and 4 Way ConnectorPackaged Fitment notes — CURT 57020 OEM Replacement Dual-Output 7 and 4 Way ConnectorPackaged Factory TowPlugs Into USCAR	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	56584	🇺🇸 US 🇨🇦 CA	Custom Wiring Harness5-Way Flat Fitment notes — CURT 56584 Custom Wiring Harness5-Way FlatRetains Use Of 7-Way OEM 2-Wire Systemwith Factory Tow Package	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	56209	🇺🇸 US 🇨🇦 CA	Custom Wiring Harness4-Way Flat Fitment notes — CURT 56209 Custom Wiring Harness4-Way Flat 3-Wire System	View on Amazon
CURT Fits: 3.0L L4 DIESEL Turbocharged	56478	🇺🇸 US 🇨🇦 CA	Custom Wiring Harness4-Way Flat Output	View on Amazon
DORMAN Fits: 3.0L L4 DIESEL Turbocharged	924611	🇺🇸 US 🇨🇦 CA		View on Amazon
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	56055632AC	🇺🇸 US 🇨🇦 CA	7-Way Connector	View on Amazon

This table covers the trailer-lighting connectors at the hitch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Trailer Extension Connector

Brand	Part Number	Markets	Notes	Buy
CURT Fits: 3.0L L4 DIESEL Turbocharged	56475	🇺🇸 US 🇨🇦 CA	Custom Wiring Harness Extension Fitment notes — CURT 56475 Custom Wiring Harness Extension 20"Uscar To Uscarwith Factory Tow Package	View on Amazon

This table covers the harness connectors at the Trailer Extension. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Transmission-Automatic Wiring Harness / Connector

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 3.0L L4 DIESEL Turbocharged	68226963AA	🇺🇸 US 🇨🇦 CA	Fits Inline Engine.119 WB Fitment notes — MOPAR 68226963AA Fits: Inline Engine.119 WB6 Speed Manual Trans Automatedor Inline Engine.113 WB6 Speed Manual Trans Automatedor Inline Engine.Van Wheelbase6 Speed Manual Trans Automated	View on Amazon

This table covers the wiring-harness connectors at the Transmission-Automatic. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Vapor Leak Detection Pump Connector

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	HP4325	🇺🇸 US 🇨🇦 CA	HandypackConnector Shape: Rectangle Fitment notes — STANDARD MOTOR PRODUCTS HP4325 HandypackConnector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 3.0L L4 DIESEL Turbocharged	S1024	🇺🇸 US 🇨🇦 CA	Connector Shape: RectangleHarness Length Fitment notes — STANDARD MOTOR PRODUCTS S1024 Connector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade	View on Amazon

This table covers the harness connectors at the Vapor Leak Detection Pump. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Buying Electrical Connector Parts for a 2016 Ram Promaster 3500

On this vehicle, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules.

Match the engine first. Every electrical connector 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, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.
Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Trailer Connector and Fog / Driving Lamp Connector .

Frequently Asked Questions

How many electrical connector parts fit the 2016 Ram Promaster 3500?

Our catalog currently lists 76 electrical connector parts for the 2016 Ram Promaster 3500 across 32 subcategories and 11 brands, covering both the 3.0L L4 DIESEL Turbocharged and the 3.6L V6. Each part is matched to the engine(s) it fits.

Do electrical connector parts differ between 2016 Ram Promaster 3500 engines?

Yes. Every electrical connector 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 connector problems on a 2016 Ram Promaster 3500?

Common symptoms include intermittent faults that move when the harness is wiggled, green corrosion inside a plug, or melted connector housings near heat sources. 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, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.

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 Promaster 3500 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 Promaster 3500?

First match the engine — each row shows which engine(s) the part fits. Then match the connector by terminal count and keyway, not just appearance — many families look identical but will not lock. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 2016 Ram Promaster 3500

Belt Drive Body & Lamp Assembly Brake & Wheel Hub Cooling System Drivetrain Electrical Electrical Bulb & Socket Electrical Switch & Relay Engine Exhaust & Emission Fuel & Air Heat & Air Conditioning Ignition Interior Steering Suspension Automatic Transmission Manual Transmission Wheel

Electrical Connector Parts for Other Ram Promaster 3500 Years

2026 Ram Promaster 3500 2025 Ram Promaster 3500 2024 Ram Promaster 3500 2023 Ram Promaster 3500 2022 Ram Promaster 3500 2021 Ram Promaster 3500 2020 Ram Promaster 3500 2019 Ram Promaster 3500 2018 Ram Promaster 3500 2017 Ram Promaster 3500 2015 Ram Promaster 3500 2014 Ram Promaster 3500

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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.

Published by AutoFactsDB from manufacturer application data. How fitment is matched Report a fitment error