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 front door speakers using the front
door speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit and speaker connectors for the following:
Proper connection
Damage
Disconnected or loose terminals
...
ECU diagnosis information
POWER STEERING CONTROL UNIT
Reference Value
TERMINA LAYOUT
PHYSICAL VALUES
CAUTION: When using circuit tester or oscilloscope to
measure voltage for inspection, be sure not to extend forcibly any connector
terminals.
Fail Saf
EPS system
EPS system enters the fail-safe mode (that al ...
P0171, P0174 fuel injection system function
DTC Logic
DTC DETECTION LOGIC
With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture
ratio can be brought closely to the
theoretical mixture ratio based on the mixture ratio feedback signal from A/F
sensor 1. The ECM calculates
the necessary compensation to correct the o ...