Eclipse V6-3.0L SOHC (2003)
STEP 6. Check the wiring harness between backup light switch connector B-37 (terminal 2) and ETACS-ECU connector C-117 (terminal 39).
NOTE: Also check intermediate connector C-28. If intermediate connectors C-28 is damaged, repair or replace the connector as described in Harness
Connector Inspection.
Q: Is the wiring harness between backup light switch connector B-37 (terminal 2) and ETACS-ECU connector C-117 (terminal 39) in good condition?
YES: Replace the ETACS-ECU. If the rear wiper operates normally, it indicates that a correct "R" position signal is sent from the backup light switch.
NO: Repair the wiring harness. If the rear wiper operates normally, it indicates that a correct "R" position signal is sent from the backup light switch.
Inspection Procedure O-5
ETACS-ECU Does Not Receive "R" Position Signal From The Park/Neutral Position Switch <A/T>.