Signal Too Low

Signal too low

Checking components and wiring
Check the signal cable (car-phone mute). Check between accessory control module terminal #B12 and the radio connector. Check for a short-circuit to ground.
Remedy as necessary.

Other information:
- To connect the breakout box, see Connecting the breakout box. Accessory electronic module Connecting the Breakout Box, Accessory Electronic Module (AEM)
- To access or replace the Accessory Electronic Module (AEM) and connector, see Accessory electronic module (AEM), replacing Accessory Electronic Module (AEM)
- For information about signals, see Signal description. Accessory electronic module (AEM) Signal Description, Accessory Electronic Module (AEM)
- To fault-trace wiring and terminals see 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
- Reconnect the components, connectors etc.
- Ignition on.
If the car is equipped with an original Volvo radio, check the car-phone mute function in the accessory electronic module by clicking on the VCT2000 symbol while the radio is on.
If the car is not equipped with an original Volvo radio, the car-phone mute function is tested by making a call to the car-phone while the radio is on.





Does the system function?

Yes - Verification completed

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.

Do you want to exit fault-tracing?

Yes - Exit Fault-Tracing

No - Attempt New Test

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Attempt New Test - Checking components and wiring

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