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Home >> Scion >> 2013 >> iQ Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 84 (Smart Key System (Start Function) (Diagnostic Codes & Symptom Tests) (Electric)) >> SMART KEY SYSTEM (for Start Function) >> Symptom Tests >> Power Source Mode does not Change to ON (READY) >> Description

Power Source Mode does not Change to ON (READY): Description

WARNING: This page is about a different variant/trim than selected.

When the electrical key transmitter sub-assembly is in the vehicle and the power switch is pressed, the power management control ECU receives a signal and changes the power source mode. In addition, when the shift lever is in P and the brake pedal is depressed, the EV control system can be started by pressing the power switch.

HINT: 

RELATED DATA LIST AND ACTIVE TEST ITEMS

Problem Symptom Data List Item Active Test Item
Power source mode does not change to ON (READY) Power Source Control 
  • Stop Light Switch1
  • Steering Unlock Switch
  • Power Supply Condition
  • IG1 Relay Monitor(Inside)
  • IG2 Relay Monitor(Inside)
  • IG1 Relay Monitor(Outside)
  • IG2 Relay Monitor(Outside)
  • Latch Circuit
  • Shift P Signal
  • Starter Request Signal

Smart key 
  • L Code Check
  • System Start Condition
  • System Start Request
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