Inspection Procedure
WARNING: This page is about a different variant/trim than selected.
- Check operation of O/D main switch
PREPARATION:
Turn the ignition switch ON.
CHECK:
- Check O/D OFF indicator light when O/D main switch is pushed in to ON.
- Check O/D OFF indicator light when O/D main switch is pushed again.
OK:
- (a) O/D OFF indicator light lights up.
- (b) O/D OFF indicator light goes off.
- OK: Proceed to next inspection shown on PROBLEM SYMPTOMS TABLE .
- NG: Go to next step
- Check the combination meter (See
BODY ELECTRICAL SYSTEM
).
- NG: Replace the combination meter.
- OK: Go to next step
- Check O/D main switch.
PREPARATION:
Disconnect the O/D main switch connector.
CHECK:
Check resistance between terminals 2 and 4 of O/D main switch connector.
OK:
O/D MAIN SWITCH RESISTANCE SPECIFICATIONSO/D main switch condition Specified condition Press continuously O/D main switch Below 1 Ω Release O/D main switch 10 kΩ or higher - NG: Replace and repair O/D main switch.
- OK: Go to next step
- Check harness and connector between terminal ODMS of ECM and body ground.
PREPARATION:
Disconnect the ECM connector.
CHECK:
Check resistance between terminal ODMS of ECM and body ground when O/D main switch is ON and OFF.
OK:
TERMINAL ODMS OF ECM RESISTANCE SPECIFICATIONSO/D main switch Specified voltage Press continuously O/D main switch Below 1 Ω Release O/D main switch 10 kΩ or higher - NG: Repair or replace harness or connector ( HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE ).
- OK: Go to next step
- Check voltage between terminal ODLP of ECM and body ground.
PREPARATION:
Turn the ignition switch ON.
CHECK:
Check voltage between terminal ODLP of ECM and body ground.
OK:
- Voltage: 7.5 to 14 V
- NG: Repair or replace harness or connector ( HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE ).
- OK: Replace the ECM.