Fuel Injector: Removal: Removal

PRECAUTION
NOTE:
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notice before proceeding with work. Refer to PRECAUTION .
DISCHARGE FUEL SYSTEM PRESSURE
Refer to PRECAUTION
REMOVE REAR NO. 3 FLOOR BOARD . Refer to REMOVAL - Step 2
REMOVE DECK FLOOR BOX RH . Refer to REMOVAL - Step 3
DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL
NOTE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected. Refer to INITIALIZATION .
REMOVE EGR WITH COOLER PIPE SUB-ASSEMBLY
Refer to REMOVAL
DISCONNECT ENGINE WIRE

Fig 1: Identifying Engine Wire, Fuel Injector Connectors & Clamps
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Disconnect the 4 fuel injector connectors.
2. Disconnect the 4 connectors.
3. Remove the bolt.
4. Disconnect the 2 clamps to disconnect the wire harness.
DISCONNECT FUEL TUBE SUB-ASSEMBLY
1. Release the claw and remove the No. 1 fuel pipe clamp.
  
  Fig 2: Identifying Fuel Tube Sub-Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Pinch the retainer of the fuel tube connector, and then pull the fuel tube connector off of the fuel pipe.
  
  Fig 3: Identifying Tube Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  NOTE:
  - Check for foreign matter on the fuel tube around the fuel tube connector. Clean it if necessary. Foreign matter can affect the ability of the O-ring to seal the fuel tube connector and fuel pipe.
  - Do not use any tools to separate the fuel tube connector and fuel pipe.
  - Do not forcefully bend, kink or twist the nylon tube.
  - Keep the fuel tube connector and fuel pipe free from foreign matter.
  - If the fuel tube connector and fuel pipe are stuck, push and pull to release them.
  - Put the fuel tube connector and fuel pipe in plastic bags to prevent damage and contamination.
REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY
1. Remove the bolt.
  
  Fig 4: Identifying Fuel Delivery Pipe Sub-Assembly & Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the 2 bolts and fuel delivery pipe sub-assembly.
  
  Fig 5: Identifying Fuel Delivery Pipe Sub-Assembly & Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  NOTE:
  Be careful not to drop the fuel injectors when removing the fuel delivery pipe.
REMOVE NO. 1 DELIVERY PIPE SPACER
1. Remove the 2 delivery pipe spacers from the cylinder head.
  
  Fig 6: Identifying No. 1 Delivery Pipe Spacer
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE FUEL INJECTOR ASSEMBLY
1. Pull the 4 fuel injector assemblies out of the fuel delivery pipe sub-assembly.
  
  Fig 7: Pulling Fuel Injector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the O-ring from each fuel injector assembly.
3. For reinstallation, attach a tag or label to each injector shaft.
  NOTE:
  Prevent entry of foreign matter by covering the fuel injectors with plastic bags.
4. Remove the 4 injector vibration insulators.
  
  Fig 8: Identifying Injector Vibration Insulators
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002