Malfunction In Communication With the ECM

53 - Malfunction In Communication With the ECM

DTC Detecting Condition:

CIRCUIT DESCRIPTION
the circuit is used to send TRAC & VSC control information from the translate ECU to the ECM (TRC+, TRC-), and engine control information from the ECM to the translate ECU (ENG+, ENG).

Wiring Diagram:

Steps 1 - 2:

INSPECTION PROCEDURE