Trip Computer Switch Signal Circuit

TRIP COMPUTER SWITCH SIGNAL CIRCUIT

Diagnosis Procedure


1. CHECK COMBINATION METER INPUT SIGNAL

1.Turn ignition switch ON.
2.Measure voltage between the following terminals of the combination meter.





Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 2.

2. CHECK TRIP COMPUTER SWITCH SIGNAL CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect combination meter connector and trip computer switch connector.
3.Check continuity between combination meter harness connector and trip computer switch harness connector.





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





Is the inspection result normal?
YES- GO TO 3.
NO- Repair harness or connector.

3. CHECK TRIP COMPUTER SWITCH GROUND CIRCUIT

Check continuity between trip computer switch connector and ground.





Is the inspection result normal?
YES- INSPECTION END
NO- Repair harness or connector.


Component Inspection


1. CHECK TRIP COMPUTER SWITCH

1.Turn ignition switch OFF.
2.Disconnect trip computer switch connector.
3.Check trip computer switch.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace trip computer switch. Removal And Installation.