Lancer Sportback L4-2.4L (4B12) (2010)
Rear Dome Light Circuit
TROUBLE JUDGMENT
The ETACS-ECU illuminates and extinguishes the rear dome light in accordance with the input signals below.
-
Ignition switch (IG1)
-
Key reminder switch
-
Door switches
-
Front door lock actuator
TECHNICAL DESCRIPTION (COMMENT)
If this does not work normally, the above switch input circuit(s), rear dome light, or ETACS-ECU may have a problem.
PROBABLE CAUSES
-
Malfunction of the key reminder switch
-
Malfunction of door switch
-
Malfunction of the front door lock actuator (LH)
-
Malfunction of rear dome light
-
Malfunction of the ETACS-ECU
-
The wiring harness or connectors may have loose, corroded, or damaged terminals, or terminals pushed back in the connector