B1055 01, B1055 02
Read the instructions below then start the fault diagnostic procedure.
Symptom: No sound rear right.
B1055 01, B1055 02 |
B1055 01: Audio/Speaker Output Circuit RR, Short to B+
B1055 02: Audio/Speaker Output Circuit RR, Short to Ground
Fault symptoms
No sound rear right.Type of diagnosis
Continuous.Enable criteria
Ignition ON.Radio/CD switched on.
Battery voltage between 9 and 16V (+/- 1V).
Fault criteria
01 Line/speaker output of the rear right speaker is short circuited to B+.02 Line/speaker output of the rear speaker is short circuited to ground.
Diagnostic help
The voltage level of the output is:- Radio system 1 → 10V
- Radio system 2/3 → 3-4V
Fault-related functions in the diagnostic tool
Test value: Battery voltageActivation: Speaker test