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Home >> Lexus >> 2017 >> GS 450h Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P0010 - P0193) >> SFI System >> DTC P0106: Manifold Absolute Pressure / Barometric Pressure Circuit Range / Performance Problem [09/2014 - ] >> Procedure

DTC P0106: Manifold Absolute Pressure / Barometric Pressure Circuit Range / Performance Problem [09/2014 - ]: Procedure

  1. CHECK ANY OTHER DTC OUTPUT (IN ADDITION TO DTC P0106) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG) and turn the Techstream on.
    3. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
    4. Read the DTCs.
      RESULT

      Result Proceed to
      DTC P0106 is output A
      DTC P0106 and other DTCs are output B

      HINT: 

      If any DTCs other than P0106 are output, troubleshoot those DTCs first.

    Result:  B

    GO TO DTC CHART 

    (See service information). Refer to DIAGNOSTIC TROUBLE CODE CHART [09/2014 - 10/2015] Refer to DIAGNOSTIC TROUBLE CODE CHART [10/2015 - 09/2016] Refer to DIAGNOSTIC TROUBLE CODE CHART [09/2016 - ] )

    Result:  A

    See step  2

  2. READ VALUE USING TECHSTREAM (MAP) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG) and turn the Techstream on.
    3. Put the engine in inspection mode (maintenance mode) (See service information). Refer to INSPECTION MODE PROCEDURE [09/2014 - 10/2015] Refer to INSPECTION MODE PROCEDURE [10/2015 - ] ).
    4. Start the engine and warm it up.
    5. Enter the following menus: Powertrain / Engine and ECT / Data List / Primary / MAP.
    6. Read the MAP value at idling.

      Standard

      Engine condition Techstream Display
      Power switch on (IG) 80 to 110 kPa(abs) [600 or 825 mmHg(abs)]
      Idling 20 to 40 kPa(abs) [150 to 300 mmHg(abs)]

    Result:  OK

    OK 

    CHECK FOR INTERMITTENT PROBLEMS 

    (See service information). Refer to CHECK FOR INTERMITTENT PROBLEMS [09/2014 - ] )

    Result:  NG

    NG 

    See step  3

  3. CHECK INTAKE SYSTEM 
    1. Check the intake system for vacuum leaks (See service information). Refer to ON-VEHICLE INSPECTION [09/2014 - ] ).

      OK

      No leaks in the intake system.

      HINT: 

      Perform "Inspection After Repair" after repairing or replacing the intake system (See service information). Refer to INITIALIZATION [09/2014 - ] ).

    Result:  OK

    OK 

    REPLACE MANIFOLD ABSOLUTE PRESSURE SENSOR 

    (See service information). Refer to REMOVAL [09/2014 - ] )

    Result:  NG

    NG 

    REPAIR OR REPLACE INTAKE SYSTEM