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 Side Massage Function Button, Front Passenger Massage Function Button, Front Passenger Multi-Contour Seat Control Module, Driver Multi-Contour Seat Control Module, Driver Multi-Contour Seat Compressor, Front Passenger Multi-Contour Seat Compressor
E670
Driver Side Massage Function Button
E671
Front Passenger Massage Function Button
J872
Front Passenger Multi-Contour Seat Control Module
J873
Driver Multi-Contour Seat Control Module
T2gy
2-Pin Connector, Black
T2gz
2-Pin Connector, Black
T2ms
2-Pin Connector, Black
T2mt
2-Pin Connector, Black
T10af
10-Pin Connector, Black
T10ag
10-Pin Connector, Black
T12b
12-Pin Connector, Black
T12bx
12-Pin Connector, Black
T12c
12-Pin Connector, Black
T12cx
12-Pin Connector, Black
TSB
Front Passenger Seat Backrest Coupling Point
TSF
Driver Seat Backrest Coupling Point
V439
Driver Multi-Contour Seat Compressor
V440
Front Passenger Multi-Contour Seat Compressor
412
Ground Connection 3 (in Seat Adjustment Wiring Harness)
413
Ground Connection 4 (in Seat Adjustment Wiring Harness)
*
For LHD Vehicles
*2
Coding Wire
*3
For RHD Vehicles
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.