2021 Ford Explorer Electrical Switch & Relay Parts

Engine:

Showing parts for every engine. Select an engine to see only what fits.

This page lists 79 electrical switch & relay parts for the 2021 Ford Explorer, across 18 part types, covering all 4 engine options (2.3L L4 Turbocharged, 3.0L V6 Turbocharged, 3.3L V6 and 3.3L V6 ELECTRIC/GAS). Every part shows its brand, manufacturer part number and fitment notes.

On the 2021 Ford Explorer, 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 Brake Light Switch (10 parts), Power Seat Switch (10 parts) and Power Window Switch (7 parts). The other 15 part types cover the remaining 52 parts.

A/C Refrigerant Pressure Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Popular Fits: all 2021 Explorer engines YH2034
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Pressure Cut Off SwitchM10 X 1.25 - 6H Thread
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DORMAN Fits: all 2021 Explorer engines 904612
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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FOUR SEASONS Fits: all 2021 Explorer engines 37340
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Pressure Switch
Fitment notes — FOUR SEASONS 37340
Pressure Switch
Transducer
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GPD Fits: all 2021 Explorer engines 1711937
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Transducer
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UAC Fits: all 2021 Explorer engines SW10101C
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Pressure Transducer
Fitment notes — UAC SW10101C
Pressure Transducer
Transducer
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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.

Accessory Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: all 2021 Explorer engines SW9190
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
INSTRUMENT PANEL
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MOTORCRAFT Fits: all 2021 Explorer engines SW8919
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Direction Indicator, Black
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MOTORCRAFT Fits: all 2021 Explorer engines SW9200
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Solenoid Control, Push to Start Switch
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This table covers the Accessory 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.

Brake Light Switch

Economy

Brand Part Number Markets Notes Buy
DORMAN Fits: all 2021 Explorer engines 926487
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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HOLSTEIN Fits: all 2021 Explorer engines 2BLS0025
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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SKP Fits: all 2021 Explorer engines SKSLS510
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines SLS510T
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
T-Series
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Standard Replacement

Brand Part Number Markets Notes Buy
MOTORCRAFT Popular Fits: all 2021 Explorer engines SW7810
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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STANDARD MOTOR PRODUCTS Popular Fits: all 2021 Explorer engines SLS510
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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BECK/ARNLEY Fits: all 2021 Explorer engines 2012749
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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ROSTRA Fits: all 2021 Explorer engines 620008
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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UNITED MOTOR PRODUCTS Fits: all 2021 Explorer engines SW409
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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WELLS Fits: all 2021 Explorer engines 1S10920
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Mounting Hardware Included: No
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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.

Cruise Control Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: 2.3L L4 Turbocharged, 3.0L V6 Turbocharged, 3.3L V6 SW8576
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
RightBase Model or Limited or XLT Model
Fitment notes — MOTORCRAFT SW8576
RightBase Model or Limited or XLT Model
RightPlatinum or ST Model
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MOTORCRAFT Fits: all 2021 Explorer engines SW8417
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Adaptive Speed Controlwith Leather Steering Wheel
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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.

Dimmer Switch

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines CBS2670
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Lane Departure Warning System
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WELLS Fits: all 2021 Explorer engines 1S17965
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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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.

Door Lock Switch

Economy

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: all 2021 Explorer engines 901217
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Left
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DORMAN Fits: all 2021 Explorer engines 920571
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Right
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Standard Replacement

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: all 2021 Explorer engines SW7282
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front RightColor: Black
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MOTORCRAFT Fits: all 2021 Explorer engines SW7283
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front LeftColor: Black
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MOTORCRAFT Fits: all 2021 Explorer engines SW8463
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Hands Free Power Liftgate
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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.

Drive Mode Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: 2.3L L4 Turbocharged DMS26
🇺🇸 US 🇨🇦 CA
AWDwithout Automated Parking System
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MOTORCRAFT Fits: 3.0L V6 Turbocharged DMS25
🇺🇸 US 🇨🇦 CA
Platinumwith Advanced Automated Park System
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MOTORCRAFT Fits: 3.0L V6 Turbocharged DMS27
🇺🇸 US 🇨🇦 CA
ST Modelwith Advanced Automated Park System
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MOTORCRAFT Fits: 3.3L V6, 3.3L V6 ELECTRIC/GAS DMS28
🇺🇸 US 🇨🇦 CA
AWDwith Standard Electric Starter Motor
Fitment notes — MOTORCRAFT DMS28
AWDwith Standard Electric Starter Motorwithout Automated Parking System
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This table covers the Drive Mode 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.

Headlamp Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: 2.3L L4 Turbocharged SW8810
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Power LiftgateTrail Version
Fitment notes — MOTORCRAFT SW8810
with Power LiftgateTrail VersionLess Police Idle Activation Switch
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MOTORCRAFT Fits: 2.3L L4 Turbocharged, 3.3L V6, 3.3L V6 ELECTRIC/GAS SW8427
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Power Liftgatewithout Front Fog Lamps
Fitment notes — MOTORCRAFT SW8427
with Power Liftgatewithout Front Fog Lampswith Rear Fog Lamps
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MOTORCRAFT Fits: 3.0L V6 Turbocharged SW8818
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Manual Liftgatewithout Rear Fog Lamps
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MOTORCRAFT Fits: 3.3L V6 ELECTRIC/GAS SW8819
🇺🇸 US 🇨🇦 CA
with Manual Liftgatewithout Rear Fog Lamps
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MOTORCRAFT Fits: 3.3L V6 ELECTRIC/GAS SW9030
🇺🇸 US 🇨🇦 CA
with Rear Fog LampsPower Liftgate with Hands Free
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STANDARD MOTOR PRODUCTS Fits: 2.3L L4 Turbocharged, 3.3L V6, 3.3L V6 ELECTRIC/GAS HLS1804
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
without Front Fog Lightswith Power Liftgate
Fitment notes — STANDARD MOTOR PRODUCTS HLS1804
without Front Fog Lightswith Power Liftgatewith Rear Fog Light
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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.

Ignition Starter Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: 2.3L L4 Turbocharged, 3.3L V6 SW9282
🇺🇸 US
Base ModelSwitch Assembly
Fitment notes — MOTORCRAFT SW9282
Base ModelSwitch Assembly
Switch Assembly
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines US1510
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Mounting Location: Dashboard
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WELLS Fits: all 2021 Explorer engines 1S17757
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
without keyless ignition system
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WELLS Fits: all 2021 Explorer engines 1S17924
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Push Button Switch
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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.

Instrument Cluster Voltage Regulator Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: all 2021 Explorer engines SW8451
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Human Machine Interface 1
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This table covers the Instrument Cluster Voltage Regulator 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.

Neutral Safety Switch / Range Sensor

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: all 2021 Explorer engines TGPS5
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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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.

Oil Pressure Sender / Switch

Economy

Brand Part Number Markets Notes Buy
DORMAN Fits: all 2021 Explorer engines 926461
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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UNITED MOTOR PRODUCTS Fits: all 2021 Explorer engines OPS335
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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Standard Replacement

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: all 2021 Explorer engines PS658
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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MOTORCRAFT Fits: 2.3L L4 Turbocharged, 3.0L V6 Turbocharged OPS1
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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WELLS Fits: all 2021 Explorer engines 1S16082
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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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.

Parking Brake Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: all 2021 Explorer engines SW9252
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Console Related Parts
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MOTORCRAFT Fits: all 2021 Explorer engines SW9248
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Police Version
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines PBS153
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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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.

Power Seat Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Popular Fits: 2.3L L4 Turbocharged, 3.0L V6 Turbocharged SW7974
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Seat SwitchAdjusting
Fitment notes — MOTORCRAFT SW7974
Seat SwitchAdjusting
Front LeftLimitedwith 10 Way Power Seat Adjustment
Front LeftPlatinum or ST Modelwith 10 Way Power Seat Adjustment
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MOTORCRAFT Popular Fits: all 2021 Explorer engines SW8321
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Seat SwitchAdjusting
Fitment notes — MOTORCRAFT SW8321
Seat SwitchAdjusting
with Driver 8 Way Power Seat Adjuster
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MOTORCRAFT Fits: all 2021 Explorer engines SW9240
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
RH/LH
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MOTORCRAFT Fits: 2.3L L4 Turbocharged SW8432
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Seat SwitchAdjusting
Fitment notes — MOTORCRAFT SW8432
Seat SwitchAdjusting
Front RightXLT Modelwith 8 Way Power Seat Adjuster
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MOTORCRAFT Fits: all 2021 Explorer engines SW8721
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Seat SwitchAdjusting
Fitment notes — MOTORCRAFT SW8721
Seat SwitchAdjusting
PWR 8-Way Driver Seat Adjust LVL 2
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MOTORCRAFT Fits: 2.3L L4 Turbocharged SW8331
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Seat SwitchAdjusting
Fitment notes — MOTORCRAFT SW8331
Seat SwitchAdjusting
Front LeftXLT Modelwith 10 Way Power Seat AdjustmentEbony
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MOTORCRAFT Fits: 3.0L V6 Turbocharged SW7975
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Seat SwitchAdjusting
Fitment notes — MOTORCRAFT SW7975
Seat SwitchAdjusting
Front LeftPlatinum or ST Modelwith 8 Way Power Seat Adjuster Level 2
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MOTORCRAFT Fits: 3.3L V6 SW8433
🇺🇸 US
Seat SwitchAdjusting
Fitment notes — MOTORCRAFT SW8433
Seat SwitchAdjusting
Front Leftwith 8 Way Power Seat Adjuster
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MOTORCRAFT Fits: 3.3L V6, 3.3L V6 ELECTRIC/GAS SW8720
🇺🇸 US 🇨🇦 CA
Seat SwitchAdjusting
Fitment notes — MOTORCRAFT SW8720
Seat SwitchAdjusting
Rightwith Passenger 8 Way Power Seat Adjuster
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MOTORCRAFT Fits: 3.3L V6, 3.3L V6 ELECTRIC/GAS SW9238
🇺🇸 US 🇨🇦 CA
Third Row Seat
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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.

Power Window Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Popular Fits: all 2021 Explorer engines SW8445
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front RightSingle
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MOTORCRAFT Popular Fits: 2.3L L4 Turbocharged, 3.3L V6 SW8834
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Fits Front LeftBase Model
Fitment notes — MOTORCRAFT SW8834
Fits:
Front LeftBase ModelDouble
or:
Front LeftXLT Modelwith Dual Power Heated Exterior MirrorsDouble
Front LeftDouble
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MOTORCRAFT Popular Fits: all 2021 Explorer engines SW8446
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
RearOne Touch Down
Fitment notes — MOTORCRAFT SW8446
RearOne Touch DownSingle
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MOTORCRAFT Fits: 2.3L L4 Turbocharged, 3.0L V6 Turbocharged SW8835
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LeftLimited or XLT Model
Fitment notes — MOTORCRAFT SW8835
LeftLimited or XLT ModelDouble
LeftPlatinum or ST ModelDouble
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines DWS2135
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines DWS2143
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Leftwith Power Folding Mirrors
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines DWS2136
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Leftwithout Power Folding Mirrors
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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.

Trunk Lid / Tailgate Release Switch

Brand Part Number Markets Notes Buy
WELLS Popular Fits: all 2021 Explorer engines 1S3680
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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MOTORCRAFT Fits: all 2021 Explorer engines SW5855
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Liftglass Release
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ROSTRA Fits: all 2021 Explorer engines 650089
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines LSW132
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
At Liftgate
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines DLA1552
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Lower
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This table covers the Trunk Lid / Tailgate Release 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.

Turn Signal Switch

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines CBS2670
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Column Mountedwith Lane Departure Warning System
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WELLS Fits: all 2021 Explorer engines 1S17965
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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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.

Wiper / Washer Switch

Brand Part Number Markets Notes Buy
MOTORCRAFT Fits: all 2021 Explorer engines SW8470
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Frontwith Tilting Only Steering Column
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MOTORCRAFT Fits: all 2021 Explorer engines SW8454
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Manual Tilt/Slide Steering Columnwith Speed Sensitive Windscreen Wipers
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MOTORCRAFT Fits: all 2021 Explorer engines SW8455
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Rain Sensitive Wiperswith Power Tilt/Telescopic Steering Column
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STANDARD MOTOR PRODUCTS Fits: all 2021 Explorer engines WP693
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Column Mountedwithout Automatic Wipers or with Rain Sensitive Wipers
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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.

Buying Electrical Switch & Relay Parts for a 2021 Ford Explorer

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. Some electrical switch & relay parts fit every engine; others are 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: Brake Light Switch and Power Seat Switch .

Frequently Asked Questions

How many electrical switch & relay parts fit the 2021 Ford Explorer?

Our catalog currently lists 79 electrical switch & relay parts for the 2021 Ford Explorer across 18 subcategories and 12 brands, covering all 4 engine options (2.3L L4 Turbocharged, 3.0L V6 Turbocharged, 3.3L V6 and 3.3L V6 ELECTRIC/GAS). Each part is matched to the engine(s) it fits.

Do electrical switch & relay parts differ between 2021 Ford Explorer engines?

Some do. 57 parts fit every engine; the other 22 are engine-specific. Each row (and the filter at the top) shows which. 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 2021 Ford Explorer?

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 2021 Ford Explorer 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 2021 Ford Explorer?

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 2021 Ford Explorer

Electrical Switch & Relay Parts for Other Ford Explorer 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.