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Home >> Lexus >> 2012 >> IS 350 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P060A-U0101) & Circuit Tests) >> SFI System >> DTC P0617: Starter Relay Circuit High >> Procedure
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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. Read the value displayed on the Techstream when the vehicle is driven at 20 km/h (12 mph) or more.
      WARNING:

      When performing the confirmation driving pattern, obey all speed limits and traffic laws.

      Result

      Condition Result Proceed to
      Driving at 20 km/h (12 mph) or more Close (Starter signal off) A
      Open (Starter signal on) B

    B → See step   2 

    A → CHECK FOR INTERMITTENT PROBLEMS 

  2. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY 
    1. Inspect the park/neutral position switch.

      Result

      Result Proceed to
      OK A
      NG (for 2WD) B
      NG (for AWD) C

    B → REPLACE PARK/NEUTRAL POSITION SWITCH 

    C → REPLACE PARK/NEUTRAL POSITION SWITCH 

    A: Go to next step 

  3. REPAIR OR REPLACE HARNESS OR CONNECTOR (STA SIGNAL CIRCUIT) 
    1. Repair or replace harness or connector (park/neutral position switch - STARTER relay - ECM).

    NEXT: Go to next step 

  4. CHECK WHETHER DTC OUTPUT RECURS (DTC P0617) 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream on.
    4. Clear the DTCs. Refer to DTC CHECK / CLEAR .
    5. Drive the vehicle in accordance with the driving pattern described in the Confirmation Driving Pattern.
    6. Enter the following menus: Powertrain / Engine / Trouble Codes.
    7. Read the DTCs.

      Result

      Display (DTC Output) Proceed to
      P0617 A
      No output B

    B → END 

    A → See step   5 

  5. REPLACE ECM. Refer to  REMOVAL