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Home >> Lexus >> 2024 >> RC 350 Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Fuel System (2GR-FSE) - Service Information) >> FUEL PUMP (for High Pressure) >> Removal [09/2014 - 11/2017] >> Procedure

Removal [09/2014 - 11/2017]: Procedure

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  1. DISCHARGE FUEL SYSTEM PRESSURE 

    Refer to PRECAUTION [09/2014 - 11/2017]

  2. PRECAUTION 
    NOTE:

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Refer to PRECAUTION [09/2014 - 11/2017]

  3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [09/2014 - 10/2015] , or refer to INITIALIZATION [10/2015 - 11/2017]

  4. REMOVE INTAKE MANIFOLD 

    Refer to REMOVAL [09/2014 - 11/2017]

  5. REMOVE NO. 3 WATER BY-PASS PIPE 
    1. Remove the 2 water hose sets from the inlet heater water hose A and outlet heater water hose A.
      GTY511683Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the 2 clips and disconnect the inlet heater water hose A and outlet heater water hose A from the No. 3 water by-pass pipe.
      GTY395809Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disengage the wire harness clamp from the No. 3 water by-pass pipe.
    4. Remove the bolt and separate the No. 3 water by-pass pipe from the camshaft housing sub-assembly RH.
    5. Slide the 2 clips and disconnect the No. 8 water by-pass hose and No. 9 water by-pass hose and remove the No. 3 water by-pass pipe.
  6. REMOVE FUEL PRESSURE PULSATION DAMPER ASSEMBLY 

    See step  8 [09/2014 - 10/2015], or see step  8 [10/2015 - 11/2017]

  7. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY 
    1. Slide the clip and disconnect the No. 3 fuel hose from the No. 1 fuel pipe sub-assembly.
      GTY470643Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the clip and disconnect the No. 1 fuel hose from the fuel relief valve assembly.
      GTY419713Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Slide the clip and disconnect the No. 2 fuel hose from the fuel pump assembly.
    4. Remove the 2 bolts and No. 1 fuel pipe sub-assembly.
  8. DISCONNECT NO. 2 FUEL PIPE SUB-ASSEMBLY 
    1. Disconnect the fuel pump assembly connector.
      GTY516894Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a 21 mm wrench, secure the union bolt on the fuel pump assembly side in place. Using a 19 mm union nut wrench, loosen the union nut and disconnect the No. 2 fuel pipe sub-assembly.
      GTY461734Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 19 mm Union Nut Wrench
      *b Hold
      *c Turn
      NOTE:
      • Make sure there is no free play in the union bolt on the fuel pump assembly side.
      • If the union bolt on the fuel pump assembly side has free play, replace the fuel pump assembly.
    3. Remove the 2 bolts on the fuel delivery pipe sub-assembly side.
      NOTE:
      • Do not remove the No. 2 fuel pipe sub-assembly from the fuel delivery pipe sub-assembly. Only remove the 2 bolts.
      • If the No. 2 fuel pipe sub-assembly is accidentally removed, replace its O-ring, No. 1 back-up ring, No. 2 back-up ring, No. 3 back-up ring and E-ring.
      GTY101362Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE FUEL PUMP ASSEMBLY 
    1. Remove the 2 nuts, fuel pump assembly and fuel pump insulator from the cylinder head sub-assembly.
      GTY470016Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE NO. 2 FUEL PIPE SUB-ASSEMBLY 
    1. Remove the No. 2 fuel pipe sub-assembly from the fuel delivery pipe sub-assembly.
      GTY499041Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Pull and remove the No. 2 fuel pipe sub-assembly in a straight line to avoid damaging the seal surface of the fuel delivery pipe sub-assembly O-ring.

    2. Remove the O-ring, No. 1 back-up ring, No. 2 back-up ring, No. 3 back-up ring and E-ring from the No. 2 fuel pipe sub-assembly.
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