Lancer L4-2.4L SOHC (2005)
STEP 23. Check the wiring harness between headlight (RH) connector A-21 (terminal 3) and front-ECU connector A-10X (terminal 2).
NOTE: Also check intermediate connectors C-111 and C-129 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If
intermediate connectors C-111 or C-129 is damaged, repair or replace the damaged component(s) as described in Harness Connector Inspection.
Q: Is the wiring harness between headlight (RH) connector A-21 (terminal 3) and front-ECU connector A-10X (terminal 2) in good condition?
YES: No action is necessary and testing is complete.
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 headlights illuminate normally.
Inspection Procedure I-8
Headlight and Taillight: The high-beam indicator light does not illuminate.
