Installation Procedure
- Use the EN-47909 cleaning kit to clean the cylinder head bores.
- If necessary, replace the fuel injection fuel rail insulators. Fuel Rail and Injectors Cleaning and Inspection
- Install the fuel injection fuel rail (1), making sure the fuel injectors seat into the cylinder head evenly.
- To install the fuel injection fuel rail bolts, perform the following steps:
CAUTION:
Refer to Fastener Caution .
- First Pass: Start ALL bolts by hand, but do NOT tighten.
- Second Pass: Tighten the outer two bolts by hand to seat the fuel injectors.
- Third Pass: Tighten the remaining bolts by hand.
- Final Pass: Tighten ALL bolts in sequence to 25 N.m (18 lb ft).
- Connect the wiring harness to the fuel injection fuel rail harness.
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