Description
BCM performs ID verification between BCM and dongle unit.
When verification result is OK, BCM permits cranking.
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Is the DTC detected?
YES >> Refer to SEC "Diagnosis Procedure".
NO >> Inspection End.
Regarding Wiring Diagram information, refer to SEC "Wiring Diagram".
1.PERFORM INITIALIZATION
1. Perform initialization of BCM and registration of all mechanical keys using CONSULT.
For initialization and registration procedures, refer to CONSULT Immobilizer mode and follow the onscreen instructions.
2. Start the engine.
Dose the engine start?
YES >> Inspection End.
NO >> GO TO 2.
2.CHECK DONGLE UNIT CIRCUIT
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK DONGLE UNIT GROUND CIRCUIT
Check continuity between dongle unit harness connector and ground.
Is the inspection result normal?
YES >> Replace dongle unit.
NO >> Repair or replace harness.
Front oil seal
FRONT OIL SEAL : Removal and Installation
REMOVAL
1. Remove the following parts.
Remove wheel and tire.
Front fender protector (RH).
Drive belt.
Crankshaft pulley.
2. Remove front oil seal with ...
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 ...