Fuel Injector Replacement
Special Tools
• | EN-50428 Remover - Injector |
• | EN-48559 Injector Protective Caps |
For equivalent regional tools, refer to Special Tools .
Removal Procedure
- Remove the engine sight shield. Refer to Engine Sight Shield Replacement .
- Remove the 4 fuel injection fuel feed pipes - fuel rail to fuel injector. Refer to Fuel Injection Fuel Feed Pipe Replacement - Fuel Rail to Fuel Injector .
- Remove the fuel injection fuel feed pipe - fuel pump to fuel rail. Refer to Fuel Injection Fuel Feed Pipe Replacement - Fuel Injection Pump to Fuel Rail .
- Remove and DISCARD the 4 fuel injector bracket retaining bolts (2).
- Remove the 4 fuel injector brackets (3).
- Remove the 4 fuel injectors (1), using the EN-50428 remover . Remove the 4 inner camshaft cover retaining bolts to use remover.
- Close the 4 fuel injector nozzles with the EN-48559 protective caps .
Installation Procedure
Note: Use both sides of EN-47632 cleaning tool, one for loosening the dirt and the other to remove the dirt.
- Clean the sealing surfaces, use the EN-47632 cleaning tool .
Caution: Refer to Fastener Caution in the Preface section.
- Install the 4 camshaft cover retaining bolts. Tighten the bolts to 10 N·m (89 lb in).
- Remove the 4 EN-48559 protective caps .
- Install the 4 fuel injectors (1).
- Install the 4 fuel injector brackets (3).
Caution: Refer to Torque-to-Yield Fastener Caution in the Preface section.
- Install the 4 NEW fuel injector bracket retaining bolts (2). Tighten the bolts to 14 N·m + 110° (10 lb ft + 110°).
- Install the 4 fuel injection fuel feed pipes - fuel rail to fuel injector. Refer to Fuel Injection Fuel Feed Pipe Replacement - Fuel Rail to Fuel Injector .
- Install the fuel injection fuel feed pipe - fuel pump to fuel rail. Refer to Fuel Injection Fuel Feed Pipe Replacement - Fuel Injection Pump to Fuel Rail .
- Install the engine sight shield. Refer to Engine Sight Shield Replacement .
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© Copyright Chevrolet. All rights reserved |