Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.CHECK USB INTERFACE HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect audio unit connector M48 and USB interface connector M72.
3. Check continuity between audio unit connector M48 and USB interface
connector M72.
4. Check continuity between audio unit connector M48 and ground.
Is the inspection result normal?
YES >> Replace the USB interface. Refer to AV "Removal and Installation".
NO >> Repair or replace harness or connectors.
SYMPTOM DIAGNOSIS
Steering switchDiagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE 1. Turn ignition switch OFF. 2. Disconnect ...

Symptom Table RELATED TO AUDIO RELATED TO HANDS-FREE PHONE Before performing diagnosis, confirm that the cellular phone being used by the customer is compatible with the vehicle. It i ...
Instrument panel
1. Headlight/turn signal switch/fog light
switch (if so equipped)
2. Driver's supplemental air bag (P. 1-39)
Horn
3. Meters and gauges. Warning and indicator lights
4. Wiper and washer switch
5. Vents
6. Rear window defroster switch
7. Front passenger air bag status light
8. Hazard warn ...
B terminal circuit
Description
Terminal "B" is constantly supplied with battery power.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to STR, "Wiring Diagram - With
Intelligent Key System" or
STR, "Wiring Diagram - Without Intelligent Key System".
CAUTION: Perform diagnosis ...