Chain And Sprockets, Timing: Removal
WARNING: This page is about a different variant/trim than selected.
- Disconnect and isolate the negative battery cable.
- Drain the cooling system. Refer to DRAINING .
- Remove the oil pump. Refer to REMOVAL
.
- Install the vibration damper bolt finger tight. Using a suitable socket and breaker bar, rotate the crankshaft to align the timing marks with the timing chain sprockets (1, 2).
- Retract the chain tensioner arm (1) until the hole in the arm lines up with the hole in the bracket.
- Install the Tensioner Pin (special tool #8514A, Pins, Tensioner) (1) into the chain tensioner holes.CAUTION:
Never attempt to disassemble the camshaft phaser, severe engine damage could result.
- Remove bolt (1) and the camshaft phaser with the timing chain and crankshaft sprocket.
- Inspect the timing chain tensioner and timing chain guide shoes for wear and replace as necessary.
- If the timing chain tensioner is being replaced, remove the bolts (3) and the timing chain tensioner (2).CAUTION:
Do not rotate the crankshaft more than a few degrees independently of the camshafts. Piston to valve contact could occur resulting in possible valve damage. If the crankshaft needs to be rotated more than a few degrees, first remove the camshafts.
- If the timing chain guide (1) is being replaced, remove bolts (2) and the timing chain guide.