Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information SUB-B1A0711

Condition
Subwoofer module (SUB) checks the signal on the signal line to the voice coil in left and right bass speaker.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Signal is too low in the signal line to the voice coil in left or right bass speaker.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Activated control module.

Note! The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.





Substitute value
- None.

Possible source
- Short-circuiting to ground on signal line between the amplifier and voice coil in left or right bass speaker.

Fault symptom[s]
- Audio other/Other audio problems
- No sound from subwoofer