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 ...
Wiper and washer fuse
Description
Diagnosis Procedure
1. CHECK FUSES
Check that the following fuses are not blown.
Is the fuse blown?
YES >> Replace the fuse after repairing the affected circuit.
NO >> Inspect ...