Unit disassembly and assembly
PrecautionSystem description
SYSTEM
System Description
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
The BCM has a CAN gateway function.
The BCM communicates between two CAN communication circuits.
The BCM selects and transmits only necessary information.
DIAGNOSIS SYSTEM (CAN GATEWAY)
CONSULT Function
...
VDC warning lamp
Component Function Check
1.CHECK VDC WARNING LAMP FUNCTION
Check that VDC warning lamp in combination meter turns ON for 1 second after
ignition switch is turned ON.
CAUTION:
Never start the engine.
Is the inspection result normal?
YES >> Inspection End.
NO >> Proceed to BRC ...
U0140 lost communication (BCM)
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0140
LOST COMM (BCM)
(Lost Communication With Body Control Module)
When the ignition switch is ON, TCM is unable to receive the CAN
communications ...