Nissan Versa (N17): Starting system (STR)

Other materials:

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 ...

Main power supply and ground circuit
Diagnosis Procedure 1.CHECK TCM POWER CIRCUIT 1 Turn the ignition switch OFF. Disconnect the TCM connector. Check the voltage between the TCM harness connector terminals and ground.  Is the inspection result normal? YES >> GO TO 2. NO >> GO TO 4. 2.CHECK TCM POWER ...