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Home >> Lexus >> 2010 >> IS F >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control (Diagnostic Codes (P0201-P0657) >> SFI System >> DTC P0617: Starter Relay Circuit High >> Procedure

DTC P0617: Starter Relay Circuit High: Procedure

  1. READ VALUE USING TECHSTREAM (STARTER SIGNAL) 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG) and turn the Techstream on.
    3. Enter the following menus: Powertrain / Engine / Data List / Starter Signal.
    4. Check the value displayed on the Techstream when the engine switch is turned on (IG) and the engine is started.

      OK

      Condition Techstream Display
      Engine switch on (IG) Close (Starter signal OFF)
      Engine started Open (Starter signal ON)

    NG → See step   2 

    OK → See step   3 

  2. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY 
    1. Inspect the park/neutral position switch.
      Fig 1: Identifying Park/Neutral Position Switch Connector E45
      GTY143325Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the switch connector.
      2. Measure the resistance according to the value(s) in the table below.

        Standard Resistance

        Tester Connection Shift Lever Position Specified Condition
        4 - 5 P Below 1 Ω
        4 - 5 N Below 1 Ω
      3. Reconnect the park/neutral position switch connector.

    NG → See step   4 

    OK → See step   5 

  3. REPLACE ECM. Refer to  REMOVAL 
  4. REPLACE PARK/NEUTRAL POSITION SWITCH. Refer to  REMOVAL 
  5. CHECK CRANKING HOLDING FUNCTION CIRCUIT. Refer to  Cranking Holding Function Circuit