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
Wiring diagram
PrecautionTrunk room lamp circuit
Description
Controls the trunk room lamp (ground side) to turn the trunk room lamp ON and
OFF.
Component Function Check
CAUTION: Before performing the diagnosis,
check that the following is normal.
Battery saver output/power supply
Trunk room lamp bulb
1.CHECK TRUNK ROOM LAMP OPERATI ...
Tilt motor
Description
The tilt motor is installed to the steering column assembly.
The tilt motor is activated with the automatic drive positioner control
unit.
The steering column is tilted upward/downward by changing the rotation
direction of tilt motor.
Component Function Check
1. CHECK F ...
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
2. CHECK DTC
Check DTC.
Perform the following procedure if DTC is di ...