PrecautionsU0140 Lost communication (BCM)
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
[Trouble diagnosis content]
DTC detection condition
Possible causes
U0140
LOST COMM (BCM)
[Lost Communication With
Body Control Module]
When the ignition switch is ON, TCM is unable
to receive the CAN ...
Power supply and ground circuit
Body control system
Body control system : diagnosis procedure
Regarding wiring diagram information, refer to bcs-51, "wiring diagram".
1.Check fuses and fusible link
Check that the following fuses and fusible link are not blown.
Is the fuse blown?
Yes >> replace the blown f ...
Power window motor
DRIVER SIDE
DRIVER SIDE : Description
Door glass moves up/down by receiving the signal from main power window and
door lock/unlock switch
DRIVER SIDE : Component Function Check
1. Check front power window motor lh circuit
Check front power window motor lh operation with the main power window ...