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U1258 SATELLITE RADIO ANTENNA

DTC Logic


DTC DETECTION LOGIC








Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" Without Navigation.

1. SATELLITE ANTENNA INSPECTION

Visually inspect the satellite antenna and antenna feeder. Refer to "Location of Antenna" Without Navigation.
Is inspection result normal?
YES- GO TO 2.
NO- Repair or replace malfunctioning components.

2. CHECK SATELLITE ANTENNA FEEDER CONTINUITY

1.Disconnect AV control unit connector M98 and satellite radio antenna connector B59.
2.Check continuity between AV control unit connector M98 and satellite radio antenna connector B59.





3.Check continuity between AV control unit connector M98 and ground.





Is the inspection result normal?
YES- GO TO 3
NO- Repair or replace harness or connectors.

3. CHECK AV CONTROL UNIT VOLTAGE

1.Turn ignition switch ON.
2.Check voltage between AV control unit terminal 61 and ground.





Is inspection result normal?
YES- Replace satellite radio antenna "Removal and Installation" Without Navigation.
NO- Replace AV control unit. Refer to "Removal and Installation" Without Navigation.