Problem Symptoms Table

HINT:

• Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
• Inspect the fuses and relays related to the system before inspecting the suspected areas below.

  PUSH-BUTTON START FUNCTION: 

  PROBLEM SYMPTOMS CHART
  
  

  Symptom	Suspected Area	Refer To
  Power does not turn on (neither ACC nor IG is possible).	1 AM2 Fuse	POWER SOURCE MODE DOES NOT CHANGE TO ON (IG AND ACC)
  	2 Engine Switch	-
  	3 Wire Harness or Connector	-
  	4. Smart Access System with Push-button Start (Entry Function)	-
  	5. Main Body ECU (Instrument Panel J/B)	-
  	6. Certification ECU	-
  	7. ID Code Box	-
  	8 Steering Lock ECU	-
  Power is not turned on (only ACC is not turned on).	1. AM2 Fuse	POWER SOURCE MODE DOES NOT CHANGE TO ON (ACC)
  	2. ACC Relay	-
  	3 Wire Harness or Connector	-
  	4. Main Body ECU (Instrument Panel J/B)	-
  Power is not turned on (only IG is not turned on).	1 AM2 Fuse	POWER SOURCE MODE DOES NOT CHANGE TO ON (IG)
  	2. IG1 Relay	-
  	3 IG2 Relay	-
  	4. Wire Harness or Connector	-
  	5. Main Body ECU (Instrument Panel J/B)	-
  Engine does not start	1 Smart Access System with Push-button Start (Entry Function)	ENGINE DOES NOT START
  	2 Engine Switch	-
  	3. Shift Lock Control ECU	-
  	4 STOP Fuse	-
  	5 Stop Light Switch	-
  	6 Electrical Steering Lock Function	-
  	7. ST Cut Relay	-
  	8. Park/Neutral Position Switch	-
  	9 ST Relay	-
  	10. ECM	-
  	11. Engine Immobiliser System	-
  	12. Main Body ECU (Instrument Panel J/B)	-
  	13. Wire Harness or Connector	-
  Engine switch indicator light does not come on	Engine Switch Indicator Light Circuit	ENGINE SWITCH INDICATOR CIRCUIT