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. Disco ...
Vehicle Dynamic Control (VDC) system (if so equipped)
The VDC system uses various sensors to monitor
driver inputs and vehicle motion. Under certain
driving conditions, the VDC System helps to perform
the following functions:
Controls brake pressure to reduce wheel
slip on one slipping drive wheel so power is
transferred to a non slipping drive w ...
U0140 Lost communication (BCM)
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
U0140
Lost Communication With Body
Control Module
When the ignition switch is ON,
TCM is unable to receive the
CAN communications signal
from BCM continuously ...