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 maintenanceU1000 CAN comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex communication line with high data
communication speed and excellent error detection ability. Many electronic
control units are equipped on a vehicle and each contr ...
P2119 electric throttle control actuator
Description
Electric throttle control actuator consists of throttle control motor,
throttle position sensor, etc.
The throttle control motor is operated by the ECM and it opens and closes the
throttle valve.
The throttle position sensor detects the throttle valve position, and the
openi ...
Diagnosis system (audio unit)
Diagnosis Description
Self-diagnosis mode can perform the following items.
Versions display
Channel check diagnosis
Key check diagnosis
AV communication diagnosis
VERSIONS DISPLAY FUNCTION
Turn ignition switch ON.
Turn the audio unit off.
While pressing "1" button, turn volume ...