DTC C1203/53 ECM Communication Circuit Malfunction: Description
WARNING: This page is about a different car, the 2007 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
The circuit is used to send TRC and VSC control information from the skid control ECU to the ECM, and engine control information from the ECM to the skid control ECU.
RESULT PROCEED
| DTC No. | DTC Detection Conditions | Trouble Areas |
|---|---|---|
| C1203/53 | Information relating to engine, drive source or destination stored in ECM does not match information stored in skid control ECU. | ECM |