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 inspectionInterior room lamp control circuit
Description
Controls each interior room lamp (ground side) by PWM signal.
NOTE: PWM signal control period is
approximately 250 Hz (in the gradual brightening/dimming).
Component Function Check
CAUTION: Before performing the diagnosis,
check that the following is normal.
Battery saver ou ...
Lifting motor (front)
Description
The lifting motor (front) is installed to the seat frame.
The lifting motor (front) is activated with the driver seat
control unit.
The lifter (front) is moved upward/downward by changing the rotation
direction of lifting motor (front).
Component Function Check
1. CHECK ...
Warning function symptoms
Symptom Table
WARNING FUNCTION MALFUNCTION
NOTE:
Before performing the diagnosis in the following table, check
"WORK FLOW". Refer to DLK-9, "Work Flow".
Check that vehicle is under the condition shown in "Conditions
of vehicle" before starting diagnosis, and
check each sy ...