Checking the Cargo Compartment Lighting

Checking the cargo compartment lighting

Checking the connectors




- Ignition off.
Check the connectors for the upper electronic module (UEM) and the cargo compartment lighting. Check for contact resistance and oxidation. Check for loose connections.
Check for damage carefully.
Remedy as necessary.

Other information:
- To access the connector for the upper electronic module (UEM), see Upper electronic module (UEM) rear view / door mirror, replacing Service and Repair
- Checking wiring and terminals Checking Wiring And Terminals.









Was a fault detected?

Yes - Fault Found

No - Checking components and wiring

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Checking components and wiring
Check that fuse 11C/28 the integrated relay / fusebox in the passenger compartment is intact.
Check the cables between upper electronic module (UEM) terminal #A9 and the cargo compartment lighting terminal #2. Check for an open-circuit. Check for a short-circuit to ground. Check for a short-circuit to supply voltage.
Check the ground lead between cargo compartment lighting #4 and ground terminal 31/83. Check for an open-circuit.
Check the cable between fuse 11C/28 terminal #2 and the upper electronic module (UEM) terminals #A1 and #A11. Check for an open-circuit. Check for a short-circuit to ground.
Remedy as necessary.

Other information:
- For further information about signals and other values, see Signal specification Signal Specification, Upper Electronic Module (UEM)
- To connect the breakout box, see Connecting the breakout box Connecting the Breakout Box
- Checking wiring and terminals Checking Wiring And Terminals.









Was a fault detected?

Yes - Fault Found

No - No Fault Found

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