Immobilizer System Symptom Troubleshooting
  1. Troubleshoot the immobilizer system by the order of the priority shown:
Order of Priority
Symptom
Possible cause
1
Immobilizer indicator blinks after the ignition switch is turned to LOCK (0).
Symptom troubleshooting .
2
Engine does not start with the immobilizer key.
Symptom troubleshooting.
3
Immobilizer indicator does not come on.
Check the MIL indication.
If the MIL comes on, go to the PGM-FI System MIL circuit troubleshooting:
  • R20A3 engine
  • K24Z3 engine
4
Immobilizer indicator does not go off.
Symptom troubleshooting.