Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.CHECK USB INTERFACE HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M73 and USB interface connector M72.
3. Check continuity between AV control unit connector M73 and USB interface
connector M72.
4. Check continuity between AV control unit connector M73 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.
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 ...

Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK AUX JACK HARNESS CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect AV control unit c ...
Battery
Keep the battery surface clean and dry.
Clean the battery with a solution of baking
soda and water.
Make certain the terminal connections are
clean and securely tightened.
If the vehicle is not to be used for 30 days or
longer, disconnect the negative (-) battery
terminal cable to ...
U0155 Lost communication (IPC)
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
U0155
Lost Communication With Instrument
Panel Cluster (IPC)
Control Module
When the ignition switch is ON,
TCM is unable to receive the
CAN communications ...