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
Periodic maintenanceFront door speaker
Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker
amp. amplifies the audio signals before sending them to the front door
speakers using the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit, BOSE speaker amp. and speaker ...
Headlamp (HI) circuit
Description
The IPDM E/R (intelligent power distribution module engine room) controls the
headlamp high relay based on inputs from the BCM over the CAN communication
lines. When the headlamp high relay is energized, power flows through fuses
48 and 49, located in the IPDM E/R. Power then flow ...
Power steering fluid
Inspection
FLUID LEVEL
Check fluid level with engine stopped.
Make sure that fluid level is between MIN and MAX.
Fluid levels at HOT (A) and COLD (B) are different. Do not confuse
them.
HOT (A) : Fluid temperature 50 - 80 C (122- 176F) COLD (B) : Fluid
temperature 0 - 30C (32- 8 ...