Signal Too High

Signal too high

Checking the wiring








- Ignition off
- Disconnect the connector for the AM/FM tuner module (AFM).
Check the terminals. Check for contact resistance. Check for loose connections. Check for oxidation.
Check the antenna cable between the AM/FM tuner module (AFM) and the antenna amplifier. Check for a short-circuit to supply voltage.
Take readings between:
- AM/FM tuner module (AFM) terminal #1 and antenna amplifier terminal #1
- AM/FM tuner module (AFM) terminal #2 and antenna amplifier terminal #2.
Remedy as necessary.

Other information
- Signal specification Signal Description, AM/FM Tuner Module (AFM)
- Location of components Component Location, AM/FM Tuner Module (AFM)
- AM/FM tuner module (AFM), replacing Radio Control Module
- 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 the radio is working and that the reception is acceptable.

Is the function OK?

Yes - Fault Found

No - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Yes - Fault Found

No - Fault-tracing information

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