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
PreparationParking/parking on hills
WARNING
Do not stop or park the vehicle over
flammable materials such as dry grass,
waste paper or rags. They may ignite
and cause a fire.
Safe parking procedures require that
both the parking brake be set and the
transmission placed into P (Park). Failure
to do so could cause ...
Power supply and ground circuit
Description
EPS system functions by ignition power supply.
Diagnosis Procedure
1.CHECK POWER SUPPLY
Turn the ignition switch OFF.
Disconnect power steering control unit connector.
Turn the ignition switch ON.
Check voltage between power steering control unit connectorM59
terminal 3 ...
C1147, C1148, C1149, C1150 USV/HSV line
Description
USV1, USV2 (CUT VALVE)
The cut valve shuts off the normal brake fluid path from the master cylinder,
when VDC/TCS is activated.
HSV1, HSV2 (SUCTION VALVE)
The suction valve supplies the brake fluid from the master cylinder to the
pump, when VDC/TCS is activated.
DTC Logic
DTC D ...