Problem Symptoms Table

ENGINE IMMOBILIZER SYSTEM

PROBLEM SYMPTOMS TABLE

Symptom	Suspected area
Engine does not start	1. KEY (TRANSPONDER CHIP MALFUNCTION)
	2. KEY (UNMATCHED ENCRYPTION CODE)
	3. KEY (UNMATCHED KEY CODE)
	4. KEY (NO COMMUNICATION IN IMMOBILIZER SYSTEM)
	5. KEY (COMMUNICATION MALFUNCTION)
	6. TRANSPONDER KEY AMPLIFIER (ANTENNA COIL OPEN / SHORT)
	7. TRANSPONDER KEY AMPLIFIER (NO COMMUNICATION IN IMMOBILIZER SYSTEM)
	8. TRANSPONDER KEY AMPLIFIER (COMMUNICATION MALFUNCTION)
	9. TRANSPONDER KEY ECU ASSEMBLY (KEY UNLOCK WARING SWITCH MALFUNCTION)
	10. TRANSPONDER KEY ECU ASSEMBLY (ANTENNA COIL OPEN / SHORT)
	11. TRANSPONDER KEY ECU ASSEMBLY (NO COMMUNICATION IN IMMOBILIZER SYSTEM)
	12. TRANSPONDER KEY ECU ASSEMBLY (COMMUNICATION MALFUNCTION)
	13. Transponder key ECU assembly (Engine immobilizer system malfunction) (SeeENGINE IMMOBILIZER SYSTEM )