Removal Procedure
- Remove the upper left valve rocker arm cover.
Refer to
Valve Rocker Arm Cover Replacement - Upper Left Side
.
- Disconnect the fuel injector electrical connectors.
Important: Do not drop the injector harness bolts in
the cylinder head oil return ports.
- Remove the injector harness bracket bolts for both injector harnesses.
- Loosen the encapsulated injector wire terminal nuts on each injector.
- Remove the injector harnesses.
- Remove
the lower valve rocker arm cover bolts.
- Remove the lower valve rocker arm cover.
- Remove the gasket from the lower valve rocker arm cover.
- Inspect the lower valve rocker arm cover gasket for damage, replace if
necessary. Otherwise reuse the old gasket.
- If required, clean and inspect the lower valve rocker arm cover. Refer
to
Valve Rocker Arm Cover Cleaning and Inspection - Lower
.
Installation Procedure
- Install
the lower valve rocker arm cover gasket.
- Install the lower valve rocker arm cover.
Notice: Use the correct fastener in the correct location. Replacement fasteners
must be the correct part number for that application. Fasteners requiring
replacement or fasteners requiring the use of thread locking compound or sealant
are identified in the service procedure. Do not use paints, lubricants, or
corrosion inhibitors on fasteners or fastener joint surfaces unless specified.
These coatings affect fastener torque and joint clamping force and may damage
the fastener. Use the correct tightening sequence and specifications when
installing fasteners in order to avoid damage to parts and systems.
- Install the lower valve rocker arm cover bolts. Start with bolts 1 and 2, they
are used to position the cover.
Tighten the bolts in the sequence shown.
Tighten
Tighten the bolts to 10 N·m (89 lb in).
- Install the injector harnesses.
- Install the injector harness bracket bolts.
Tighten
Tighten the bolts to 9 N·m (80 lb in).
- Tighten the encapsulated injector wire terminal nuts on each injector.
Tighten
Tighten the nuts to 2 N·m (17 lb in).
- Connect the fuel injector electrical connectors.
- Install the upper left valve rocker arm cover. Refer to
Valve Rocker Arm Cover Replacement - Upper Left Side
.