NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart
Use chart below to find the cause of the symptom. If necessary, repair or replace these parts.

×: Applicable
PreparationBasic inspection
Diagnosis and repair workflow
Work flow
Overall sequence
Detailed flow
1.Get information for symptom
Get detailed information from the customer about the symptom (the condition
and the environment when the
incident/malfunction occurred).
>> Go to 2
2.Confirm the symptom
Try to ...
Can communication circuit
Diagnosis procedure
1.Connector inspection
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect all the unit connectors on can communication system.
Check terminals and connectors for damage, bend and loose connection.
Is the inspection resu ...
P0327, P0328 KS
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0327
KNOCK SEN/CIRC-B1
(Knock sensor 1 circuit
low bank 1)
An excessively low voltage from the knock sensor
is sent to ECM.
...