90CS Quattro V6-2.8L (AFC) (1995)
Toothed Belt: Service and Repair
Camshaft Drive Belt, Removing and Installing
Toothed camshaft drive belt, removing and installing
Removing
CAUTION: Mark the running direction of the belt with a crayon or marker before removing. Reinstalling a used belt in reversed running
direction could damage the belt.
- Remove ribbed belt, refer to Drive Belt - Service and Repair - Procedures See: Drive Belt/Service and Repair
- Remove ribbed belt tensioner.
- Unclip camshaft drive belt guard on both sides.
- Turn crankshaft by hand to Top Dead Center (TDC) position.
- Notch -A- must align with notch -B-.
- Check camshaft position.
- Large holes in camshaft sprocket locking plates must face each other.
If not:
- Turn crankshaft one more revolution.
- Remove Crankshaft Position (CKP) sensor from left-hand side of cylinder block, behind oil cooler (above oil pan).
- TDC recess in crankshaft must be positioned behind open hole for CKP sensor (inspect visually or by touch).
Crankshaft Holder 3242 Shown In Installed Position
- Thread crankshaft holding tool 3242 into CKP sensor hole, and tighten slightly.
- Remove vibration damper, refer to Cylinder Block Assembly - Harmonic Balancer-Crankshaft Pulley - Service and Repair - Procedures See:
Engine, Cooling and Exhaust/Engine/Cylinder Block Assembly/Vibration Damper/Service and Repair
- Remove lower belt guard.