COMPONENTS
ILLUSTRATION
On-vehicle InspectionECM Communication Circuit Malfunction (C1203)
DESCRIPTION
The circuit is used to send control information from the skid control ECU to
the ECM, and engine control information from the ECM to the skid control ECU via
the CAN communication system.
DTC Code
DTC Detection Condition ...
Integration Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. REMOVE NO. 1 RELAY BLOCK COVER
(a) Remove the No. 1 relay block cover.
2. INSPECT NO. 1 INTEGRATION RELAY
(a) Using a screwdriver, detach the 2 claws and disconnect the No. 1
integ ...