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Home >> Lexus >> 2011 >> ES 350 >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Starter >> Smart Access System (Keyless Start) (Diagnostics - Introduction) >> Smart Access System With Push-Button Start >> Problem Symptoms Table >> Problem Symptoms Table
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Problem Symptoms Table

HINT: 

PUSH-BUTTON START FUNCTION:

Symptom Suspected Area Reference
Power does not turn on (neither ACC nor IG is possible). AM2 Fuse Refer to Power Source Mode does not Change to ON (IG and ACC)
Engine Switch -
Wire Harness or Connector -
Smart Access System with Push-button Start (Entry Function) -
Main Body ECU (Instrument Panel J/B) -
Certification ECU -
ID Code Box -
Steering Lock ECU -
Power is not turned on (only ACC is not turned on). AM2 Fuse Refer to Power Source Mode does not Change to ON (ACC)
ACC Relay -
Wire Harness or Connector -
Main Body ECU (Instrument Panel J/B) -
Power is not turned on (only IG is not turned on). AM2 Fuse Refer to Power Source Mode does not Change to ON (IG)
IG1 Relay -
IG2 Relay -
Wire Harness or Connector -
Main Body ECU (Instrument Panel J/B) -
Engine does not start. Smart Access System with Push-button Start (Entry Function) Refer to Engine does not Start
Engine Switch -
Shift Lock Control ECU -
STOP Fuse -
Stop Light Switch -
Electrical Steering Lock Function -
ST Cut Relay -
Park/Neutral Position Switch -
ST Relay -
ECM -
Engine Immobilizer System -
Main Body ECU (Instrument Panel J/B) -
Wire Harness or Connector -
Engine switch indicator light does not come on. Engine Switch Indicator Light Circuit Refer to Engine Switch Indicator Circuit