U1244

DTC Logic








Diagnosis Procedure


1. GPS ANTENNA CHECK

Visually check GPS antenna and antenna feeder.
Is inspection result normal?
YES- GO TO 2.
NO- Repair malfunctioning parts.

2. CHECK AV CONTROL UNIT VOLTAGE

1.Disconnect GPS antenna connector.
2.Turn ignition switch ON.
3.Check voltage between AV control unit terminal and ground.





Is inspection result normal?
YES- INSPECTION END
NO- Replace AV control unit. Refer to "Removal and Installation" Service and Repair.