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
PreparationUnit removal and installation
EPS CONTROL UNIT
Removal and Ins
REMOVAL
Disconnect negative battery terminal. Refer to PG-67, "Removal and
Installation (Battery)".
Remove audio display unit. Refer to AV-73, "Removal and
Installation" (BASE AUDIO), AV-161, "Removaland Installation" (BOSE
W/MONOCHROME DISPLAY), A ...
Ducts and grilles
Exploded View
Ducts
Side defroster nozzle (RH)
Front defroster nozzle
Side defroster nozzle (LH)
Upper ventilator duct
Heater and cooling unit assembly
Connector duct (LH)
Floor ventilator duct (LH)
Rear floor duct (LH)
Connector duct (center)
Rear ventilator duct (cen ...
RGB synchronizing signal circuit
Description
Transmit the RGB synchronizing signal to the display unit so as to
synchronize the RGB image displayed with
AV control unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M141 and AV co ...