NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart
Use chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.

×: Applicable
PreparationAMP on signal circuit
Description
When the audio system is turned on, a voltage signal is supplied from the AV
control unit to the BOSE speaker
amp. When this signal is received, the BOSE speaker amp. will turn on.
Diagnosis Procedure
1.CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)
Turn audio system ON.
Check v ...
C1110, C1153, C1170 ABS actuator and electric unit (control unit)
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSIS RESULTS
Check the self-diagnosis results.
Diagnosis Procedure
1.REPLACE ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
CAUTION:
Replace ABS actuator and electric unit (control unit) when self-diagnostic
...
ABS warning lamp
Description
Component Function Check
1.CHECK ABS WARNING LAMP OPERATION
Check that the lamp illuminates for approximately 2 seconds after the
ignition switch is turned ON.
Diagnosis Procedure
1.CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis.
2. ...