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Home >> Toyota >> 2012 >> 4Runner Limited, AWD >> Repair and Diagnosis >> Electrical >> Starter >> Smart Key System (For Start Function) (Diagnostic Codes & Symptom Tests) >> SMART KEY SYSTEM (for Start Function) >> Symptom Tests >> Engine does not Start >> Inspection Procedure

Inspection Procedure

NOTE:
  • When using the Techstream with the engine switch off to troubleshoot: Connect the Techstream to the vehicle and turn a courtesy light switch on and off at 1.5 second intervals until communication between the Techstream and vehicle begins.
  • Before performing the inspection, check that there are no problems related to the CAN communication system and LIN communication system.
  • Inspect the fuses for circuits related to this system before performing the following inspection procedure.

HINT: 

After the certification ECU, steering lock actuator assembly (steering lock ECU) and/or ID code box is replaced, perform the registration procedure for the engine immobilizer system. Refer to REGISTRATION .

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