Removal [04/2013 - 10/2017]: Procedure

Refer to REMOVAL [04/2013 - 10/2017] 

1. Remove the 4 bolts and No. 3 fuel pipe sub-assembly from the fuel delivery pipe sub-assembly.

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   Front

   NOTE:

   Pull and remove the No. 3 fuel pipe sub-assembly in a straight line to avoid damage to the seal surface of the delivery pipe O-rings.

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

1. Disconnect the 3 wire harness clamps.

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   Front Side

2. Remove the 2 bolts and 2 nuts.

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   	Nut
   	Bolt
   	Front Side

3. With the connectors still connected, disconnect the No. 2 fuel delivery pipe sub-assembly.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Front Side

   NOTE:

   • If fuel intrudes into the combustion chamber, there may be adverse effects to the engine main body.
   • Make sure that the fuel delivery pipe sub-assembly and No. 2 fuel delivery pipe sub-assembly are disconnected from the No. 2 fuel delivery pipe sub-assembly.
   • Be extremely careful not to touch or strike the tips of the fuel injector assembly.
   • Pull and remove the fuel pipe in a straight line without tilting it.
4. Disconnect the 3 fuel injector assembly connectors.
5. Remove the 3 injector vibration insulators from the cylinder head sub-assembly.

1. Disconnect the fuel pressure sensor connector and wire harness clamp.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Disengage the 2 wire harness clamps.

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   Front Side

3. Remove the 2 bolts and 2 nuts.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   	Nut
   	Bolt
   	Front Side

4. With the connectors still connected, disconnect the fuel delivery pipe sub-assembly.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Front Side

   NOTE:

   • If fuel intrudes into the combustion chamber, there may be adverse effects to the engine main body.
   • Be extremely careful not to touch or strike the tips of the fuel injector assembly.
   • Pull and remove the fuel delivery pipe sub-assembly in a straight line without tilting it.
5. Disconnect the 3 fuel injector assembly connectors.
6. Remove the 3 injector vibration insulators from the cylinder head sub-assembly.

1. Secure the fuel delivery pipe sub-assembly and No. 2 fuel delivery pipe sub-assembly in a vise between aluminum plates and pull out the 6 fuel injector assemblies.
   NOTE:

   • Pull and remove each fuel injector assembly in a straight line to avoid damage to the seal surface of the fuel delivery pipe sub-assembly and No. 2 fuel delivery pipe sub-assembly O-ring.
   • For reinstallation, attach a tag or label with the corresponding cylinder number to each fuel injector assembly.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Remove the nozzle holder clamp from each fuel injector assembly.
3. Remove the O-ring, No. 1 back-up ring, No. 2 back-up ring, No. 3 back-up ring, and E-ring from each fuel injector assembly.

1. Using the tip of needle nose pliers, pinch and pull either of the 2 fuel injector seals at several points to stretch it. Repeat this for the other fuel injector seal.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   NOTE:

   • Excessively pinching the fuel injector seal may damage the groove of the fuel injector assembly.
   • If a fuel injector assembly is dropped or the tip of a fuel injector assembly is struck, replace it with a new one.
2. Remove the 2 fuel injector seals from the fuel injector assembly.