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.
2012 Volkswagen Golf TDI, 2D Hatchback, Automatic DCT TransFACTORY OEM SERVICE PROCEDURE
Driver Door Control Module Connector End View (J386, T16a)
| Cavity | Function |
|---|---|
| 1 | Interior rearview mirror horizontal adjustment position sensor |
| 2 | Position sensor (-) |
| 3 | Position sensor (+) |
| 4 | Rearview mirror vertical adjustment |
| 5 | Driver Mirror Adjustment Signal |
| 6 | ... |
| 7 | Driver Heated Mirror Signal |
| 8 | Driver automatic dimming exterior rearview mirror signal |
| 9 | Interior rearview mirror vertical adjustment position sensor |
| 10 | Entry lamp (+) |
| 11 | Ground |
| 12 | Rearview mirror horizontal adjustment |
| 13 | Turn Signal input |
| 14 | Folding mirror (-) |
| 15 | Folding mirror (+) |
| 16 | Driver automatic dimming exterior rearview mirror signal |
Factory Service Tools
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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.
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