Eclipse V6-3.0L SOHC (2003)
STEP 15. Check the wiring harness between horn relay connector A-05X (terminals 1 and 2) and the battery.
Q: Is the wiring harness between horn relay connector A-05X (terminals 1 and 2) and the battery in good condition?
YES: Replace the ETACS-ECU. All the vehicle horn (including the theft-alarm horn) should sound when the theft-alarm system is triggered.
NO: Repair the wiring harness. All the vehicle horn (including the theft-alarm horn) should sound when the theft-alarm system is triggered.
STEP 16. Check horn relay connector A-05X and horn connector A-27 for damage.
Q: Are horn relay connector A-05X and horn connector A-27 in good condition?
YES: Go to Step 17.
NO: Repair or replace the connector. Refer to Harness Connector Inspection. All the vehicle horn (including the theft-alarm horn) should sound when
the theft-alarm system is triggered.
