Component Inspection
- Check Immobilizer indicator control
- Ignition "OFF"
- Disconnect ECM connector
- Ignition "ON" & Engine "OFF"
- Measure voltage between terminal 92 of ECM harness connector and chassis ground
Specification: Approx. 11 V
- Is the measured voltage within specifications?
YES
Go to 2 Check Immobilizer indicator bulb as below
NO
Check for short to battery in the control circuit.
Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- Check Immobilizer bulb
- Ignition "OFF"
- Disconnect ECM connector
- Jump between terminal 92 of ECM harness connector and Chassis ground with jumper wire.
- Ignition "ON" and Engine "OFF"
Specification: Immobilizer lamp "ON"
- Is the Immobilizer indicator lamp turned "ON"?
YES
Substitute with a known-good ECM and check for proper operation.
If the problem is corrected, replace ECM and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NOTE: In case of faulty ECM, it has to be replaced with "VIRGIN" or" NEUTRAL" ECM.NO
Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.