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.
Driver Seat Memory Settings Control Head, Memory Seat/Steering Column Adjustment Control Module, Driver Door Control Module
E283
Driver Seat Memory Button
E464
Driver Seat Memory Settings Control Head
J136
Memory Seat/Steering Column Adjustment Control Module
J386
Driver Door Control Module
T4aa
4-Pin Connector, Black
T5be
5-Pin Connector, Black
T17d
17-Pin Connector, Red
T17dx
17-Pin Connector, Red
T20a
20-Pin Connector, Black
T20l
20-Pin Connector, White
T28a
28-Pin Connector, Black
T28ax
28-Pin Connector, Black
T32a
32-Pin Connector, Blue
TSVL
Left Front Seat Coupling Station
TTVL
Left Front Door Coupling Point
95
Ground Connection 1 (in Seat Adjustment Wiring Harness)
267
Ground Connection 2 (in Driver Door Wiring Harness)
381
Ground Connection 16 (in Main Wiring Harness)
893
Ground Connection 2 on Left B-Pillar
B398
Comfort System CAN Bus, High Connection 2 (in Main Wiring Harness)
B407
Comfort System CAN Bus, Low Connection 2 (in Main Wiring Harness)
R52
Connection 58S (in Driver Door Wiring Harness)
*
Different Wire Color Possible
*2
The Color of the Wires Depends on Vehicle Equipment
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.