Eclipse RS L4-2350cc 2.4L SOHC MFI (2002)
STEP 9. Check the wiring harness between front-ECU connector A-11X and ETACS-ECU connector C-118.
NOTE: Also check joint connector C-78 and intermediate connector C-89. If joint connector C-78 or intermediate connectors C-89 is damaged, repair
or replace the connector as described in Harness Connector Inspection.
Q: Is the wiring harness between front-ECU connector A-11X and ETACS-ECU connector C-118 in good condition?
YES: Go to Step 10.
NO: Repair the wiring harness. The system should communicate with the front-ECU normally.
STEP 10. Replace the ETACS-ECU.
1. Replace the front-ECU.
2. The system should communicate with the front-ECU normally.
Q: Can the system communicate with the front-ECU?
YES: No action to be taken.
NO: Replace the ETACS-ECU. The system should communicate with the front-ECU normally.
Inspection Procedure A-5
Communication with the Sunroof Motor Assembly (Sunroof-ECU) is Impossible.
NOTE: This troubleshooting requires use of scan tool MB991502 and SWS monitor kit MB991862. For details of how to use the SWS monitor, refer
to "How to use SWS monitor."
