Diagnosis Procedure

1. Ignition switch ON.
2. Check voltage between the following terminals of the meter control switch harness connector.

   Meter control switch			Condition	Voltage (Approx.)
   Connector	Terminals
   	(+)	(-)
   M158	7	4	When illumination control switch (-) is pressed	0 V
   			Other than the above	5 V
   	6		Other than the above	5 V
   			When illumination control switch (+) is pressed	0 V
   			Other than the above	5 V

Is the inspection result normal?

YES

Inspection End.

NO

GO TO 2.

1. Ignition switch OFF.
2. Disconnect combination meter harness connector and meter control switch harness connector.
3. Check continuity between combination meter harness connector and meter control switch harness connector.

   Combination meter		Meter control switch		Continuity
   Connector	Terminal	Connector	Terminal
   M24	36	M158	7	Yes
   	35		6
   	14		4

4. Check continuity between combination meter harness connector and ground.

   Combination meter		Ground	Continuity
   Connector	Terminal
   M24	14		No
   	35
   	36

Is the inspection result normal?

YES

Inspection End.

NO

Repair or replace harness or connectors.