Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.CHECK CONTROL SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect Bluetooth control unit connector B33.
3. Check continuity between Bluetooth control unit connector B33 and ground.
Is the inspection result normal?
YES >> Replace Bluetooth control unit. Refer to AV "Removal and Installation".
NO >> Repair or replace harness or connectors.
Bluetooth voice signal circuitDiagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK BLUETOOTH VOICE SIGNAL CIRCUIT CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect audio ...

Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND MICROPHONE 1. Turn ignition switch OFF. 2. Di ...
U0073 Communication bus a off
DTC Logic
DTC
Trouble diagnosis name
DTC detecting condition
Possible causes
U0073
Control Module Communication
Bus "A" Off
When the ignition switch is ON,
TCM detects a bus-off error
continuously for 2 seconds or
more.
Harness or connector
(CA ...
Diagnosis system [abs actuator
and electric unit (control unit)]
CONSULT Function (ABS)
APPLICATION ITEMS
CONSULT can display each diagnostic item using the following direct
diagnostic modes.
ECU IDENTIFICATION
ABS actuator and electric unit (control unit) part number is displayed.
SELF DIAGNOSTIC RESULT
Operation Procedure
Before p ...