Short-Circuit to Ground

Short-circuit to ground

Checking the cable








- Ignition off.
- Disconnect the connector for the treble loudspeaker/upper loudspeaker in the left-hand door.
- Unplug the 16-pin connector for the Audio module (AUD).

Hint: The front left-hand treble loudspeaker/upper loudspeaker and the front left-hand loudspeaker are connected to these signal cables.

For further information, see the wiring diagram.
Check the cable terminals in the female and male sections of the connector. The cable terminals must not be damaged or pressed back.
Check the signal cable between the Audio module (AUD) terminal #B1 and treble/upper loudspeaker terminal #2 in the left-hand door. Check for a short-circuit to ground.
Check the signal cable between the Audio module (AUD) terminal #B9 and treble/upper loudspeaker terminal #1 in the left-hand door. Check for a short-circuit to ground.
Remedy as necessary.

Other information
- Connecting the breakout box Connecting the Breakout Box, Audio Module (AUD)
- Signal specification Signal Specification, Audio Module (AUD)
- Audio Module Audio Module
- Loudspeaker, side door front Loudspeaker, Front Side Door
- Checking wiring and terminals Checking Wiring and Terminals





Continue - Verification

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Verification




Verification

Hint: After carrying out the repair, check that the fault has been remedied.








- Ignition off
- Reinstall the connectors, components etc.
- Ignition on.
Check that there is sound heard from the loudspeakers for the audio module (AUD) by trying the FM/AM radio, CD or MD player.

Is the function OK?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFICATION FAILED - Fault-tracing information

VERIFIED - FAULT FOUND

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Fault-tracing information

Attempt New Test - Checking the cable

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