Lancer L4-2.0L SOHC (2004)
STEP 22. Check the wiring harness between horn relay connector A-05X (terminal 3) and ETACS-ECU connector C-227 (terminal 44).
NOTE: Also check intermediate connector C-129 and joint connector C-101 for loose, corroded, or damaged terminals, or terminals pushed back in the
connector. If intermediate connector C-129 or joint connector C-101 is damaged, repair or replace the damaged component(s) as described in Harness
Connector Inspection.
Q: Is the wiring harness between horn relay connector A-05X (terminal 3) and ETACS-ECU connector C-227 (terminal 44) in good condition?
YES: Replace the ETACS-ECU. Verify that the horn sounds normally.
NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the
connector. Repair the wiring harness as necessary. Verify that the horn sounds normally.
Inspection Procedure E-3
Keyless Entry System: Encrypted code cannot be registered.
Encrypted Transmitter Code Register Mode
CIRCUIT OPERATION
The ETACS-ECU operates the encrypted code register mode according to the following signals:
-
Key reminder switch
-
Hazard warning light switch
TECHNICAL DESCRIPTION (COMMENT)