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

×: Applicable
Preparation
Basic inspectionWasher level switch signal circuit
Description
Transmits the washer fluid level switch signal to the
combination meter.
Component Function Check
1.COMBINATION METER INPUT SIGNAL
Select "METER/M&A" on CONSULT.
Monitor "WASHER W/L" of "DATA MONITOR" under
the following conditions.
>> I ...
U121D AV control unit
DTC Logic
Diagnosis Procedure
1.CHECK PLAYBACK OF A DISK (CD)
U121E AV CONTROL UNIT
DTC Logic
Diagnosis Procedure
1.CHECK PLAYBACK OF A DISK (CD)
U1225 AV CONTROL UNIT
DTC Logic
DTC DETECTION LOGIC
U1227 AV CONTROL UNIT
DTC Logic
Diagnosis Procedure
1.CHECK PLAYBACK OF A ...
Key cylinder switch
Description
The main power window and door lock/unlock switch detects
condition of the door key cylinder switch and
transmits to BCM as the LOCK or UNLOCK signal.
Component Function Check
1.CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
Check KEY CYL UN-SW, KEY CYL UN-SW in "DATA MONITOR" mode ...