Steering Switch Check (With Bluetooth)

AUDIO

Steering Switch Check (With Bluetooth)


1. CHECK HARNESS

1.Turn ignition switch OFF.
2.Disconnect Bluetooth control unit connector and spiral cable connector M30.
3.Check continuity between Bluetooth control unit (A) connector B121 terminals 12, 14, and 13 and spiral cable (B) connector M30 terminals 24, 31, and 32.










4.Check continuity between Bluetooth control unit and ground.





OK or NG
OK- GO TO 2.
NG- Repair harness.

2. CHECK HARNESS

1.Disconnect audio unit connector.
2.Check continuity between audio unit (A) connector M43 terminals 6, 15, and 16 and Bluetooth control unit (B) connector B121 terminals 17, 19, and 18.










OK or NG
OK- GO TO 3.
NG- Repair harness.

3. SPIRAL CABLE CHECK

1.Disconnect spiral cable connector M31.





2.Check continuity between spiral cable terminals.






OK or NG
OK- GO TO 4.
NG- Replace spiral cable. Service and Repair .

4. CHECK STEERING SWITCH RESISTANCE

Check resistance between spiral cable connector M31 terminals.










OK or NG
OK- Inspection End.
NG- Replace steering switch. Without Navigation .