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Home >> Lexus >> 2010 >> LS 600hL >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (Diagnostic Codes (P0338-885 - P0A1A-658) >> Hybrid Control System >> DTC P0705-758: Transmission Range Sensor Circuit >> Procedure

DTC P0705-758: Transmission Range Sensor Circuit: Procedure

  1. CHECK DTC OUTPUT (HV) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.
    4. Check if DTCs are output.

      Result

      Result Proceed to
      P0705-758 only is output. A
      P0705-757 is also output. B

    B → See step   5 

    A: Go to next step 

  2. CHECK PARK/NEUTRAL POSITION SWITCH 
    1. Turn the power switch off.
    2. Disconnect connector E55 from the hybrid vehicle control ECU.
    3. Measure the resistance according to the value(s) in the table below.
      Fig 1: Identifying E55 Connector Terminals
      GTY147651Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance

      Tester Connection Condition Specified Condition
      E55-1 (+BS) - E55-12 (MJ) P, R, N, or D position Below 1 Ω

    NG → See step   4 

    OK: Go to next step 

  3. CHECK FOR INTERMITTENT PROBLEMS 
    1. Check for intermittent problems. Refer to CHECK FOR INTERMITTENT PROBLEMS .

    NG → REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA 

    OK → See step   6 

  4. INSPECT PARK/NEUTRAL POSITION SWITCH 
    1. Remove the park/neutral position switch.
      Fig 2: Identifying E65 Connector Terminals
      GTY122172Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance

      Tester Connection Switch Condition Specified Condition
      E65-7 (+B) - E65-4 (MJ) P, R, N, or D position Below 1 Ω

    NG → See step   7 

    OK → REPAIR OR REPLACE HARNESS OR CONNECTOR 

  5. GO TO DTC CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART 
  6. REPLACE HYBRID VEHICLE CONTROL ECU. Refer to  COMPONENTS 
  7. REPLACE PARK/NEUTRAL POSITION SWITCH. Refer to  COMPONENTS