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Heated Oxygen Sensor Replacement > < Fuel Injection Fuel Rail Assembly Replacement

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Fuel Injector Replacement

Special Tools

•  EN-328-B   Sliding Hammer
•  EN-46786   Remover
•  EN-47632   Cleaning Tool
•  EN-48559   Injector Protective Caps

For equivalent regional tools, refer to Special Tools .

Removal Procedure

Warning:  Refer to Gasoline/Gasoline Vapors Warning .

Warning:  Refer to Safety Goggles and Fuel Warning .

1. Open the hood.
2. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
3. Remove the engine sight shield. Refer to Engine Sight Shield Replacement .
4. Remove the fuel Injection fuel feed pipe. Refer to Fuel Injection Fuel Feed Pipe Replacement - Fuel Rail to Fuel Injector .

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5. Remove the 2 fuel injector bracket nuts (2).
6. Remove the 2 fuel injector conical washers (3).
7. Remove the 2 fuel injector spherical washers (4).

Note:  Injectors are to be removed only in pairs. If the Injectors does not removed by hand use the EN-46786   remover with the EN-328-B   sliding hammer .
8. Remove the 4 fuel Injectors (1) with the 2 fuel injector brackets (7).
9. Remove the 4 fuel injector seals (5).
10. Close the Injector nozzles with the EN-48559   protective caps .
11. Remove the 4 fuel injector gaskets (6) from the camshaft housing.

Installation Procedure


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1. Clean the injector sealing surfaces in the cylinder head using EN-47632   cleaning tool (1) in following procedure:
  1.1 First take the brush side to loosen the dirt.
  1.2 Second take the sponge side to remove the dirt.

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2. Install the 4 NEW fuel injector gaskets (6) to the camshaft housing.
3. Remove the EN-48559   protective caps from the Injector nozzles.
4. Install the 4 NEW fuel injector seals (5) to the fuel injectors.
5. Install the 4 fuel injectors (1) with the 2 fuel injector brackets (7).
6. Install the 2 fuel injector spherical washers (4).
7. Install the 2 fuel injector conical washers (3).

Caution: Refer to Fastener Caution

8. Install the 2 fuel injector bracket nuts (2) and tighten to 20 N·m (15 lb ft) .
9. Install the fuel injection fuel feed pipe. Refer to Fuel Injection Fuel Feed Pipe Replacement - Fuel Rail to Fuel Injector .
10. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
11. Install the engine sight shield. Refer to Engine Sight Shield Replacement .
12. Close the hood.

Heated Oxygen Sensor Replacement > < Fuel Injection Fuel Rail Assembly Replacement