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.
Navigation System with CD Drive Control Module J401 , harness connectors
Connectors
1 - GPS connection (blue) from Navigation System Antenna R50
2 - Antenna connection bracket
3 - Multi-pin connector I, 20-pin, (T20e) black
4 - Device fuse
5 - 8-pin multi-pin connector II (not used)
6 - 8-pin multi-pin connector III, black (T8e)
7 - 10-pin multi-pin connector IV (not used)
- Unlisted connector terminals are not assigned.
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.