Left Fuel Rail (G2244112): Removal
- This procedure contains some variation in the illustrations depending on the vehicle specification, but the essential information is always correct.
- This procedure contains illustrations showing certain components removed to provide extra clarity.
- Always follow the fuel system health and safety precautions when doing any repairs to the fuel system.
Refer to: PETROL AND PETROL-ETHANOL FUEL SYSTEMS HEALTH AND SAFETY PRECAUTIONS
- Release the pressure in the fuel system.
Refer to: FUEL SYSTEM PRESSURE RELEASE
- Disconnect the startup battery ground cable.
Refer to: STARTUP BATTERY DISCONNECT AND CONNECT
- Clean the fuel injectors, high-pressure fuel supply line and surrounding areas.
Refer to: FUEL INJECTION COMPONENT CLEANING
- Partially drain the cooling system.
Refer to: COOLING SYSTEM PARTIAL DRAINING AND VACUUM FILLING
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NOTE: Be prepared to collect escaping fluids.
- Disconnect the 2 left side coolant pipes.
- Release the clip.
Remove the oil filler cap and the Noise Vibration and Harshness (NVH) material.
Release the vacuum pipe.
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WARNING: Be prepared to collect escaping fluids.
Disconnect the 2 right side coolant pipes.
Remove the NVH material.
- Remove the air filter outlet pipe T-connector.
Refer to: AIR FILTER OUTLET PIPE T-CONNECTOR
- Release the clip.
- Disconnect the breather pipe.
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WARNING: Be prepared to collect escaping fluids.
Remove the 4 bolts. - Release the 2 fuel line unions.
- Remove the fuel line.
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Disconnect the 8 electrical connectors and position the wiring harness to one side.
- Remove the 4 bolts.
- Remove the 4 ignition coils.
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NOTE: Right side shown, left side is similar.
Using the special tool remove the 4 spark plugs.
Special Tool(s): 303-1450
Following installation of the spark plugs in the cylinder head, visually inspect the paint mark on the terminal of the spark plug for correct orientation. The head of the T paint mark must face the fuel injector within ± 45°.
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CAUTION: Make a note of the fuel injector clamp alignment to the fuel rail prior to removal.
- Remove the 4 bolts.
- Remove the fuel rail.
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CAUTION:
- Make sure that the special tool is located correctly to the fuel injector prior to removing the fuel injector.
- Make sure that the special tool is held square to the fuel injector during removal.
- Make sure that all open ports are covered to prevent any foreign material ingress.
Using the special tool, remove the 4 fuel injectors.
Special Tool(s): 310-197
Remove and discard the 4 fuel injector clamps.
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CAUTION:
- Do not use a knife to remove the Teflon seal as damage could occur to the fuel injector.
- Do not cut the Teflon seal to deep as damage could occur to the fuel injector.
- Pinch the Teflon seal to allow the tool to cut the Teflon seal without damaging the fuel injector.
Remove and discard the 4 fuel injector seals.
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CAUTION: Do not use any sharp tools to remove the O-ring seal as damage could occur to the fuel injector.
Remove and discard the 4 fuel injector O-ring seals.