Without Navigation

TELEPHONE

Voice Activated Control Function Does Not Operate

NOTE:
Even under the normal condition, Bluetooth voice guidance may not occur when pressing steering wheel audio control switch.

BLUETOOTH VOICE GUIDANCE IS HEARD WHEN PRESSING STEERING WHEEL AUDIO CONTROL SWITCH


1. CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND BLUETOOTH MICROPHONE

1.Turn ignition switch OFF.
2.Disconnect Bluetooth control unit connector and Bluetooth microphone connector.





3.Check continuity between Bluetooth control unit connector B121
(A) and Bluetooth microphone connector R15 (B).





4.Check continuity between Bluetooth control unit harness connector B121 and ground.





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

2. CHECK BLUETOOTH MICROPHONE POWER SUPPLY

1.Connect Bluetooth control unit connector and Bluetooth microphone connector.
2.Turn ignition switch ON.





3.Check voltage between Bluetooth microphone connector R15
terminal 4 and ground.
4 - Ground: Approx. 5 V
YES or NO
YES- GO TO 3.
NO- Replace Bluetooth control unit. Without Navigation.

3. CHECK MIC. SIGNAL






1.Check signal between Bluetooth control unit harness connector
B121 terminals 7 and 8.







OK or NG
OK- Replace Bluetooth control unit. Without Navigation.
NG- Replace Bluetooth microphone. Without Navigation.

BLUETOOTH VOICE GUIDANCE IS NOT HEARD WHEN PRESSING STEERING WHEEL AUDIO


CONTROL SWITCH


1. CHECK STEERING WHEEL AUDIO CONTROL SWITCH CIRCUIT

Steering Switch Check (With Bluetooth).
OK or NG
OK- GO TO 2.
NG- Replace applicable parts.

2. CHECK BLUETOOTH VOICE SIGNAL CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect Bluetooth control unit connector and audio unit connector.





3.Check continuity between Bluetooth control unit harness connector B121 (A) and audio unit harness connector M44 (B).





4.Check continuity between Bluetooth control unit harness connector B121 (A) and ground.





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

3. CHECK MUTE SIGNAL

1.Connect Bluetooth control unit connector and audio unit connector.
2.Turn ignition switch ON.





3.Check voltage between Bluetooth control unit connector B121
terminal 11 and ground.
11 - Ground: Approx. 5 V
OK or NG
OK- GO TO 4.
NG- Replace audio unit. Refer toWithout Navigation.

4. CHECK BLUETOOTH VOICE SIGNAL






1.Check signal between Bluetooth control unit harness connector
B121 terminals 9 and 10.





OK or NG
OK- Replace audio unit. Without Navigation.
NG- Replace Bluetooth control unit. Without Navigation.