No.4 LIGHTS-ON WARNING ALARM DOES NOT OPERATE/NOT OPERATE CORRECTLY[WARNING SYSTEMS]

id0902h8819300

STEP

INSPECTION

ACTION

1

INSPECT INSTRUMENT CLUSTER ILLUMINATION OPERATION

Turn the light switch to the TNS position.

Does the instrument cluster illumination operate normally?

Yes

Go to the next step.

No

Inspect the panel lighting system.

2

INSPECT INSTRUMENT CLUSTER OPERATION

Turn the light switch off.

Turn the ignition switch off.

Disconnect the instrument cluster connector.

INSPECTION

•  Corrosion

•  Terminal separation

•  Connection status

Connect all the connectors.

Operate the system and inspect for any malfunction.

Is there any malfunction?

Yes

Replace the instrument cluster. Inspect the system for normal operation.

No

The system operates normally. The malfunction may result from loose connectors or corrosion.

STEP	INSPECTION		ACTION
1	INSPECT INSTRUMENT CLUSTER ILLUMINATION OPERATION Turn the light switch to the TNS position. Does the instrument cluster illumination operate normally?	Yes	Go to the next step.
1		No	Inspect the panel lighting system.
2	INSPECT INSTRUMENT CLUSTER OPERATION Turn the light switch off. Turn the ignition switch off. Disconnect the instrument cluster connector. INSPECTION • Corrosion • Terminal separation • Connection status Connect all the connectors. Operate the system and inspect for any malfunction. Is there any malfunction?	Yes	Replace the instrument cluster. Inspect the system for normal operation.
2		No	The system operates normally. The malfunction may result from loose connectors or corrosion.