DTC U0140-00: Communication Error To Body Control Module (BCM): Outline

DTC U0140:00 (TCM, ET6A-EL, US) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Communication error to body control module (BCM)
Detection condition	Under the following condition, the TCM cannot receive the signal from body control module (BCM): Battery voltage is 10 V or more.
Fail-safe	Inhibits learning control. Inhibits neutral idle control.
Possible cause	CAN communication line malfunction between TCM and body control module (BCM) TCM malfunction
System wiring diagram	Not applicable
Connector diagram	Not applicable