Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Vehicle Electrical System Control Module
J519
Vehicle Electrical System Control Module
J926
Driver Side Rear Door Control Module
T19a
19-Pin Connector, Black
T19b
19-Pin Connector, Black
T20g
20-Pin Connector, White
T41c
41-Pin Connector, Black
T41d
41-Pin Connector, Black
TTHL
Left Rear Door Coupling Point
TTVR
Right Front Door Coupling Point
B1065
CAN Bus 1, J519 High Connection 1 (in Main Wiring Harness)
B1066
CAN Bus 1, J519 Low Connection 1 (in Main Wiring Harness)
E223
CAN Bus 1, J519 High Connection 1 (in Door Wiring Harness)
E224
CAN Bus 1, J519 Low Connection 1 (in Door Wiring Harness)
*
Refer to Applicable Driver Door Control Module Wiring Diagram
*2
For RHD Vehicles
*3
For Vehicles with Cell Phone Access System
*4
For LHD Vehicles
*5
For Vehicles Without Cell Phone Access System
*6
Refer to Applicable Convenience System Wiring Diagram
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.