INTERIOR LIGHTING SYSTEM SYMPTOMS

■ CAUTION ■

Perform the self-diagnosis with CONSULT-III before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.

Symptom		Possible cause	Inspection item
All the following lamps are not turned ON. Map lamp Trunk room lamp Step lamp Vanity mirror lamp		Harness between BCM and each interior room lamp BCM	Interior room lamp power supply circuit Refer to Description.
Interior room lamps are not turned ON even though the door is open. (It turns ON when turning the interior room lamp ON.) Interior room lamps are not turned OFF even though the door is closed.		Harness between BCM and each door switch Harness between BCM and each interior room lamp BCM	Door switch circuit Refer to Description.
			Interior room lamp control circuit Refer to Description.
Interior room lamp timer does not activate. (It turns ON/ OFF when the door opens/closes.)		—	Check the interior room lamp setting. Refer to CONSULT-III Function (BCM - INT LAMP).
Step lamps (driver side and passenger side) are not turned ON. (The map lamp is turned ON.)		Harness between BCM and each step lamp BCM	Step lamp circuit Refer to Description.
Step lamps (driver side and passenger side) are not turned OFF. (The map lamp is turned OFF.)
Trunk room lamp is not turned ON. (The bulb is normal.) Trunk room lamp is not turned OFF.		Harness between BCM and trunk room lamp switch Harness between BCM and trunk room lamp BCM	Trunk room lamp switch circuit Refer to Description.
			Trunk room lamp circuit Refer to Description.
Push-button ignition switch illumination does not illuminate.		Harness between BCM and push-button ignition switch BCM	Push-button ignition switch illumination circuit Refer to Description.
Interior room lamp battery saver does not activate.		—	Check the interior room lamp battery saver setting. Refer to CONSULT-III Function (BCM - BATTERY SAVER).