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Home >> Lexus >> 2021 >> ES 300h Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (A25A-FXS) - Diagnostic Codes (13 Of 20) >> SFI System >> DTC P064A-49: Fuel Pump Control Module Internal Electronic Failure [08/2021 - ] >> Procedure
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DTC P064A-49: Fuel Pump Control Module Internal Electronic Failure [08/2021 - ]: Procedure

  1. CLEAR DTC 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Turn the Techstream on.
    4. Clear the DTCs.

      Powertrain > Engine > Clear DTCs 

    5. Turn the power switch off and wait for at least 30 seconds.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  2

  2. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P064A-49) 
    1. Drive the vehicle in accordance with the driving pattern described in the Confirmation Driving Pattern.
    2. Enter the following menus: Powertrain / Engine / Trouble Codes.
    3. Read the DTCs.

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      DTC P064A-49 is output A
      DTC P064A-49 and other DTCs are output B

    Result: 

    REPLACE FUEL PUMP CONTROL ECU. Refer to  REMOVAL [08/2021 - 09/2022]  , or refer to  REMOVAL [09/2022 - ] 

    Result: 

    GO TO DTC CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2021 - 09/2022]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [09/2022 - ]