With Mobile Entertainment System

U1244 GPS ANTENNA





Description









DTC Logic









Diagnosis Procedure
1.GPS ANTENNA CHECK
Visually check GPS antenna and antenna feeder.
Is the inspection result normal?
YES - GO TO 2.
NO - Repair malfunctioning parts.
2.CHECK AV CONTROL UNIT VOLTAGE
1. Turn ignition switch OFF.
2. Disconnect GPS antenna connector.
3. Turn ignition switch ON.
4. Check voltage between AV control unit terminal 105 and ground.

105 - Ground: Approx. 5 V

Is the inspection result normal?
YES - INSPECTION END
NO - Replace AV control unit.