Cylinder head, removing and installing: Removing
WARNING: This page is about a different variant/trim than selected.
NOTE:
- The ground strap must be disconnected for this procedure. Check to see if a coded radio is installed. If that is the case, you must first obtain the anti-theft code.
- With ignition off, disconnect battery ground strap.
- Remove upper half of intake manifold, refer to Cylinder head cover, removing and installing .
- Loosen or disconnect following components:
- High voltage line from ignition coil
- Ground strap at ignition coil
- Position crankshaft at vibration damper retaining bolt in engine cranking direction to marker TDC cyl. 1 - arrow -.
- Drain coolant, refer to Coolant, draining and filling .
- Remove cylinder head cover.
- Disconnect injector valve connector and disconnect vacuum hose from fuel pressure regulator.
- Loosen spring band clamps and disconnect coolant hoses from thermostat housing.
- Remove thermostat housing.
- Remove After-Run coolant pump V51 from its retainer. Coolant hoses may remain connected.
- Disconnect three-wire Hall Camshaft Position (CMP) sensor G40 - arrow - ; do not remove sensor.
- Remove ignition coil N152.
- Remove camshaft roller chain tensioner.
- Unscrew camshaft cover.
- Loosen camshaft sprockets, however, while doing this, hold camshafts in place with open end wrench.
NOTE:
- Use only an open end wrench to counterhold on camshaft - arrows -. Camshaft ruler 3268 cannot be installed when tightening or loosening the sprockets.
- Remove camshaft sprockets.
- Remove camshaft roller chain track.
- Unscrew exhaust pipe front from exhaust manifold, refer to Exhaust system components, removing and installing .
- Loosen and remove cylinder head bolts in order indicated.
- Install engine sling 2024 A as follows and carefully lift cylinder head with shop crane.
- Flywheel side: rail end in position 1
- Vibration damper side: rail end in position 8
CAUTION:
Use securing clips at hooks and rail retaining pins.
NOTE:
- The bracket markers identified with 1 through 4 point toward the pulley.
- The bores in the perforated rails are counted starting from the hook.