Camshaft & Tappets: Removal
- Using center bolt on crankshaft, rotate crankshaft so that mark on camshaft pulley aligns with timing mark on inner timing belt cover, and crankshaft pulley mark aligns with TDC mark on timing belt cover.
- Loosen belt tensioner nut one turn. Pull on timing belt to compress belt tensioner spring. Tighten belt tensioner nut. Install a 3 mm drill bit through hole of belt tensioner bolt to lock tensioner spring in place.
- Note location of timing belt on camshaft sprocket. Remove timing belt from camshaft sprocket.CAUTION: DO NOT allow timing belt to come off of crankshaft sprocket or rotate engine with timing belt removed from camshaft. It may be necessary to remove timing belt. See TIMING BELT under CAMSHAFT in this article.
- Using Holder (5034), hold camshaft and remove sprocket retaining bolt. Remove sprocket and spacer washer. Note direction of spacer washer installation.
- Remove valve cover and gasket. Note markings and location on camshaft bearing caps. Remove center bearing cap and install Holder (5021) to retain camshaft in place while removing remaining bearing caps.
- Remove remaining bearing caps. Remove holder, camshaft oil seal, camshaft and rubber coated washer (at rear of camshaft).
- Note location of tappets for reassembly reference. Remove tappets, adjusting shims and valve stem rubber seals.
CAUTION:
Tappets and adjusting shims must be installed in original location.