Cube L4-1.8L (MR18DE) (2010)
4. Check continuity between audio unit harness connector and ground.
Is inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK AUDIO UNIT VOLTAGE
1. Connect audio unit connector and TEL adapter unit connector.
2. Turn ignition switch ON.
3. Check voltage between audio unit harness connector terminals.
Is inspection result normal?
YES - Replace TEL adapter unit. See: Cellular Phone/Service and Repair/Exploded View/Display Audio System.
NO - Replace audio unit. See: Radio, Stereo, and Compact Disc/Radio/Stereo/Service and Repair/Audio Unit/Exploded View.
Audio System
STEERING SWITCH SIGNAL GND CIRCUIT (TEL ADAPTER UNIT TO AUDIO UNIT)
Description
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Transmits the steering switch signal to TEL adapter unit.
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Transmits the steering switch signal to audio unit through TEL adapter unit.
STEERING SWITCH SIGNAL GND CIRCUIT (TEL ADAPTER UNIT TO AUDIO UNIT)
Diagnosis Procedure
1.CHECK STEERING SWITCH SIGNAL GROUND CIRCUIT (TEL ADAPTER UNIT TO AUDIO UNIT)
1. Turn ignition switch OFF.
2. Disconnect audio unit connector and TEL adapter unit connector.
3. Check continuity between audio unit harness connector and TEL adapter unit harness connector.
Is inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK GROUND CIRCUIT
1. Connect audio unit connector.
2. Check continuity between audio unit harness connector and ground.