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2021 Ford F-150 Wiring Guide

Printed From: the12volt.com
Forum Name: Vehicle Wiring Information & File Requests
Forum Discription: Request Car Alarm, Car Stereo, Cruise Control, Remote Starter, Navigation, Mobile Video, and Other Vehicle Specific Wiring Info, Manuals, Tech Tips
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=146917
Printed Date: April 25, 2024 at 3:56 AM


Topic: 2021 Ford F-150 Wiring Guide

Posted By: b4manek
Subject: 2021 Ford F-150 Wiring Guide
Date Posted: July 02, 2021 at 10:04 AM

I'm an emergency vehicle upfit technician and am looking for an overall wiring guide for the 2021 F150s. I've found that some of the wires are the same as the 2015-2020 trucks, but some stuff is completely different. I am having trouble finding the Park signal in particular. Also, is there and ignition signal or start signal at the BCM? The Ignition switch is a PITA to get to in these trucks.



Replies:

Posted By: mgoetz74
Date Posted: July 02, 2021 at 12:16 PM
this is what I got, hope it helps. To me it looks like the park stuff runs through the hs can wires (data)


12 Volts     Red (40A)     +     BCM in passenger kick, black 22 pin plug (J7-G), pin 22          
Second 12 Volts     Yellow/Red (60A)     +     BCM in passenger kick, black 1 pin plug (J8-H), pin 1          
Ground     (chassis ground)          
Starter Kill     Brown/Green     +     Next to Underhood Fuse Box, black 20 pin plug (C146), pin 10     
Starter     Blue/White     +     Ignition Switch, black 6 pin plug, pin 1          
Ignition     White/Orange     +     Ignition Switch, black 6 pin plug, pin 2          
Accessory     Violet/Green     +     Ignition Switch, black 6 pin plug, pin 6          
Keysense     Blue/Gray     +     Ignition Switch, black 6 pin plug, pin 3          
CAN Bus High     Blue (HS1 CAN)     Data     Behind Glove Box, gray 30 pin plug (C210), pin 4     
CAN Bus Low     White (HS1 CAN)     Data     Behind Glove Box, gray 30 pin plug (C210), pin 3
CAN Bus High 2     Gray/Orange (MS1 CAN)     Data     Driver Kick, gray 30 pin plug (C263), pin 1          
CAN Bus Low 2     Violet/Orange (MS1 CAN)     Data     Driver Kick, gray 30 pin plug (C263), pin 2          
CAN Bus High 3     Green/Orange (HS2 CAN)     Data     Driver Kick, gray 30 pin plug (C263), pin 25          
CAN Bus Low 3     Gray/Blue (HS2 CAN)     Data     Driver Kick, gray 30 pin plug (C263), pin 24          
CAN Bus High 4     White/Brown (DIAG CAN)     Data     OBD-Data Link Connector, white 16 pin plug, pin 6          
CAN Bus Low 4     Gray/Yellow (DIAG CAN)     Data     OBD-Data Link Connector, white 16 pin plug, pin 14          
OBD 12 Volts     Violet/Red (10A)     +     OBD-Data Link Connector, white 16 pin plug, pin 16          
OBD Ground     Black/Gray     -     OBD-Data Link Connector, white 16 pin plug, pin 4          
OBD Connector     White          Under Driver Dash, Below Electric Parking Brake Switch          
IMMO Data     Blue/White (LIN)     Data     PATS Transceiver on ignition switch, black 4 pin plug, pin 3          
Power Lock     Gray/Yellow (w/o memory)     -     Driver Door Lock Switch, black 4 pin plug, pin 4          
Power Unlock     Violet/Gray (w/o memory)     -     Driver Door Lock Switch, black 4 pin plug, pin 2          
Power Lock2     Gray/Yellow (with memory)     -     Driver Door Lock Switch, black 8 pin plug, pin 2          
Power Unlock2     Violet/Gray (with memory)     -     Driver Door Lock Switch, black 8 pin plug, pin 1          
Lock Motor     Gray/Brown     Reverse     Driver Kick, door harness, black 21 pin plug (C510), pin 16 --or-- BCM in passenger kick, black 36 pin plug (J3-C), pin 35          
Driver Unlock Motor     Blue/Green     Reverse     Driver Kick, door harness, gray 18 pin plug (C511), pin 5 --or-- BCM in passenger kick, black 36 pin plug (J3-C), pin 27          
Passenger Unlock Motor     Brown/Green     Reverse     BCM in passenger kick, black 36 pin plug (J3-C), pin 32          
Factory Alarm Arm     (arms on lock)     
Factory Alarm Disarm     (transponder and ignition)     
Parking Lights     Blue/White (LF-RF)     +     BCM in passenger kick, black 22 pin plug (J7-G), pin 3          
Parking Lights 2     Violet/Green (LR); White/Orange (RR)     +     BCM in passenger kick, blue 52 pin plug (J5-E), pin 25 (LR); pin 51 (RR)          
Parking Lights -     (LIN)     
Hazards     Brown/Yellow     -     Harness Above Glove Box --or-- Hazard Switch, black 6 pin plug, pin 4     Directwire     
Hazards 2     Brown/Yellow (alternate location)     -     BCM in passenger kick, black 52 pin plug (J2-B), pin 19          
Turn Signal (Left)     Blue/Green (LF); Gray/Orange (LR)     +     BCM in passenger kick, black 40 pin plug (J6-F), pin 39 (LF); blue 52 pin plug (J5-E), pin 26 (LR)     
Turn Signal (Right)     Yellow/Violet (RF); Green/Orange (RR)     +     BCM in passenger kick, black 40 pin plug (J6-F), pin 38 (RF); blue 52 pin plug (J5-E), pin 52 (RR)          
Headlight     Brown/Blue (L); Blue/Green (R)     +     BCM in passenger kick, black 22 pin plug (J7-G), pin 4 (L); pin 2 (R)          
AutoLights     (LIN)     
Reverse Light     Green/Brown     +     BCM in passenger kick, black 36 pin plug (J3-C), pin 11          
Reverse Light 2     Green/Brown (alternate location)     +     Driver Kick, harness to rear          
Left Front Door Trigger     Green/Violet     -     Driver Kick, door harness, black 21 pin plug (C510), pin 2          
Left Front Door Trigger 2     Green/Violet (alternate location)     -     BCM in passenger kick, blue 52 pin plug (J5-E), pin 33          
Right Front Door Trigger     White     -     BCM in passenger kick, blue 52 pin plug (J5-E), pin 21          
Left Rear Door Trigger     Green     -     BCM in passenger kick, blue 52 pin plug (J5-E), pin 46     
Right Rear Door Trigger     Yellow     -     BCM in passenger kick, blue 52 pin plug (J5-E), pin 19          
Dome Light     Gray/Violet     +     BCM in passenger kick, black 36 pin plug (J3-C), pin 13          
Trunk/Hatch Pin     Yellow/Blue (power tailgate ajar)     -     BCM in passenger kick, blue 52 pin plug (J5-E), pin 34          
Hood Pin     Blue/Orange     -     BCM in passenger kick, black 40 pin plug (J6-F), pin 14          
Power Liftgate     Gray/Yellow (power tailgate)     -     Power Tailgate Switch, black 6 pin plug, pin 2     
Power Liftgate 2     Gray/Yellow (alternate location)     -     Driver Kick, gray 30 pin plug (C263), pin 27          
Trunk/Hatch Release     Gray/Yellow (tailgate release)     -     Tailgate Release Switch, black 6 pin plug, pin 2          
Trunk-Hatch Release2     Gray/Yellow (alternate location)     -     BCM in passenger kick, black 52 pin plug (J2-B), pin 1     Directwire     
Trunk Release Motor     Gray/Orange (tailgate release)     +     Above Passenger Kick, 59 pin plug (C265), pin 24          
Fuel Door Release     Yellow/Blue (HEV)     -     Headlight Switch, black 16 pin plug, pin 4     Directwire     
Tachometer     Brown/Blue (2.7L, 3.3L, 3.5L, HEV)     AC     PCM on passenger firewall, black 126 pin plug, pin 53          
Tachometer 2     White/Green (5.0L)     AC     PCM on passenger firewall, black 126 pin plug, pin 53          
Tachometer 3     Brown/Blue (3.0L Diesel)     AC     PCM on passenger firewall, black 126 pin plug, pin 38          
Fuel Pump     Blue or Blue/White     +     Driver Fender, black 68 pin plug (C1591), pin 9          
Rear Defroster     Yellow/Orange     + Latched     Above Passenger Kick, 59 pin plug (C265), pin 29          
Mirror Defroster     (MS1 CAN)     
Left Front Heated Seat     (MS1 CAN)     
Right Front Heated Seat     (MS1 CAN)     
Speed Sense     Brown/Red (2.7L, 3.3L, 3.5L, 5.0L); Brown/Green (HEV)     AC     PCM on passenger firewall, black 90 pin plug, pin 71          
Speed Sense 2     Brown (3.0L Diesel)     AC     TCM near frame rail below passenger door, black 50 pin plug, pin 42          
Brake Wire     Gray/Orange     +     BCM in passenger kick, gray 22 pin plug (J1-A), pin 1          
Parking Brake     (electric parking brake)     
Horn Trigger     Green/White     -     BCM in passenger kick, black 52 pin plug (J2-B), pin 18          
Horn Trigger 2     Green/White (alternate location)     -     Horn Switch-Clock Spring, gray 18 pin plug, pin 9 or gray 12 pin plug, pin 5          
Wipers     (LIN)     
Left Front Window (Up/Down)     Blue - Green     A     Driver Door Module, black 24 pin plug, pins 14 - 13          
Right Front Window (Up/Down)     White - Gray/Yellow     A     Passenger Door Module, black 24 pin plug, pins 14 - 13          
Left Rear Window (Up/Down)     Green/Violet - Brown     A     Left Rear Window Switch, green 8 pin plug, pins 6 - 7          
Right Rear Window (Up/Down)     White/Violet - Gray     A     Right Rear Window Switch, green 8 pin plug, pins 6 - 7          
Rear Sliding Window Open-Close     Yellow/Green - Violet/Brown     +     Above Passenger Kick, 59 pin plug (C265), pins 43 - 45          
Sun Roof (Open/Close)     Violet/Brown - Yellow/Orange (function with ignition on only)     -     Overhead Console, black 16 pin plug, pins 5 - 4          
Memory Seat 1     Violet/White     -     Driver Door Lock Switch, black 8 pin plug, pin 5          
Memory Seat 2     Yellow     -     Driver Door Lock Switch, black 8 pin plug, pin 6          
Memory Seat 3     Blue/Orange     -     Driver Door Lock Switch, black 8 pin plug, pin 7          
Radio 12V     Violet/Red     +     Radio, black 32 pin plug, pin 1          
Radio Ground     Black/Gray     -     Radio, black 32 pin plug, pin 4          
Radio Ignition     Green (delay accessory)     +     BCM in passenger kick, black 36 pin plug (J3-C), pin 30 --or-- Driver Kick, door harness, black 21 pin plug (C510), pin 7          
Factory Amp Turn-on     Yellow/Violet (audio is A2B)     +     Radio, gray 32 pin plug, pin
Left Front Speaker (+/-)     White - White/Brown     +,-     Radio, black 32 pin plug, pins 8 - 7          
Right Front Speaker (+/-)     White/Violet - White/Orange     +,-     Radio, black 32 pin plug, pins 3 - 2          
Left Rear Speaker (+/-)     White/Green - Brown/Yellow     +,-     Radio, black 32 pin plug, pins 6 - 5          
Right Rear Speaker (+/-)     Brown/White - Brown/Blue     +,-     Radio, black 32 pin plug, pins 10 - 9          
Center Channel (+/-)     Green - Gray/Yellow     +,-     Radio, black 32 pin plug, pins 13 - 24          
Left Front Speaker - With Amp     White - White/Brown     +,-     Amplifier on driver rear cabin wall, black 20 pin plug, pins 17 - 7 (8 speaker); brown 20 pin plug, pins 17 - 7 (18 speaker)          
Right Front Speaker - With Amp     White/Violet - White/Orange     +,-     Amplifier on driver rear cabin wall, black 20 pin plug, pins 16 - 6 (8 speaker); brown 20 pin plug, pins 14 - 4 (18 speaker)          
Left Front Tweeter - With Amp     White - White/Brown (tweeter); Green/Blue - Gray/Blue (mid, 18 speaker)     +,-     Radio, black 32 pin plug, pins 6 - 5 (tweeter); Amplifier on driver rear cabin wall, brown 20 pin plug, pins 16 - 6 (mid)          
Right Front Tweeter - With Amp     White/Violet - White/Orange (tweeter); Violet/Gray - Yellow/Gray (mid, 18 speaker)     +,-     Radio, black 32 pin plug, pins 10 - 9 (tweeter); Amplifier on driver rear cabin wall, brown 20 pin plug, pins 12 - 2 (mid)          
Left Front Surround - With Amp     Yellow/Orange - White/Brown (headliner, 18 speaker)     +,-     Amplifier on driver rear cabin wall, brown 20 pin plug, pins 20 - 10          
Right Front Surround - With Amp     Brown/Yellow - Violet/Green (headliner, 18 speaker)     +,-     Amplifier on driver rear cabin wall, brown 20 pin plug, pins 19 - 9          
Left Rear Speaker - With Amp     White/Green - Brown/Yellow     +,-     Amplifier on driver rear cabin wall, black 20 pin plug, pins 20 - 10 (8 speaker); Radio, black 32 pin plug, pins 3 - 2 (18 speaker)          
Right Rear Speaker - With Amp     Brown/White - Brown/Blue     +,-     Amplifier on driver rear cabin wall, black 20 pin plug, pins 18 - 8 (8 speaker); Radio, black 32 pin plug, pins 8 - 7 (18 speaker)          
Left Rear Surround - With Amp     Violet/Brown - Yellow/Violet (headrest, 18 speaker) (driver and passenger parallel)     +,-     Amplifier on driver rear cabin wall, brown 20 pin plug, pins 18 - 8          
Right Rear Surround - With Amp     Green/Blue - Blue/Orange (headrest, 18 speaker) (driver and passenger parallel)     +,-     Amplifier on driver rear cabin wall, black 8 pin plug, pins 6 - 2          
Center Channel - With Amp     Green - Gray/Yellow     +,-     Amplifier on driver rear cabin wall, black 20 pin plug, pins 19 - 9 (8 speaker); brown 20 pin plug, pins 13 - 3 (18 speaker)          
Subwoofer - With Amp     Green/Violet - Gray     +,-     Amplifier on driver rear cabin wall, black 20 pin plug, pins 15 - 5 (8 speaker); brown 20 pin plug, pins 15 - 5 (18 speaker)          
Aux. Audio Input Left (+/-)     Blue - Gray/Orange (SYNC audio)     +,-     Radio, gray 32 pin plug, pins 20 - 31          
Aux. Audio Input Right (+/-)     Violet/Green - Brown/White (SYNC audio)     +,-     Radio, gray 32 pin plug, pins 21 - 32          
Rearview Camera Video     White/Green - Blue/Gray (8 inch); (coax cable, 12 inch)     +,-     SYNC Module behind radio controls, black 54 pin plug, pins 14 - 15 --or-- Driver Kick, gray 30 pin plug (C263), pins 13 - 12          


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33 years as a installer now just a retired old guy. Favorite thing to install/topic are remote starts/car alarms. Stop using test lights!!!




Posted By: audiokid1
Date Posted: July 14, 2021 at 11:31 AM
Ignition is located in connector C2280B pin 37 at the BCM in the passenger kick posted_image

Parking Lights at the headlamp switch are LIN Bus, so you'll have to go to the parking light wires at the BCM Front Parking Lights - C2280G pin 3 posted_image

Driver Rear Parking Light - C2280E pin 25 posted_image

Passenger Rear Parking Light - C2280E pin 51 posted_image

posted_image





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