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 inspectionVehicle speed signal circuit
Description
Combination meter sends vehicle speed signal to power steering control unit.
Diagnosis Procedure
1.PERFORM COMBINATION METER SELF-DIAGNOSIS
Perform combination meter self-diagnosis.
2.CHECK HARNESS BETWEEN COMBINATION METER AND POWER STEERING CONTROL UNIT FOR
OPEN
Turn the ...
A-bag branch line circuit
Diagnosis Procedure
WARNING:
Always observe the following items for preventing accidental
activation.
Before servicing, turn ignition switch OFF, disconnect battery negative
terminal, and wait 3 minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measu ...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and
"SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT
PRE-TENSIONER", used along with a front seat belt, helps to reduce the risk
or severity of injury to the driver and front passenger for ...