2003 Lexus ES300 Timing Belt Removal

This pdf guide you to remove the timing belt for 2003 Lexus ES300
Removal (ES 300)
1. Raise and support vehicle. Remove right side front wheel. Remove right fender apron seal. Remove accessory drive belts. Lower vehicle. Disconnect engine coolant reservoir hose from water outlet. Disconnect ground strap connectors.
2. Remove engine moving control rod and engine mounting bracket No. 2 (right side), located near timing belt cover. Remove generator-to-engine bracket for access to timing belt covers.
3. Using Pulley Holder (09213-54015) or equivalent and Handle (09330-00021) or equivalent, hold crankshaft pulley. Remove crankshaft pulley bolt. Using puller, remove crankshaft pulley. Remove No. 1 and No. 2 timing belt covers and gaskets. See Fig. 1 . Remove transverse engine mounting bracket from front of engine. Note direction of timing belt guide installation for reassembly reference. Remove timing belt guide.
NOTE: Always turn crankshaft clockwise, as viewed from timing belt side of engine.
4. Temporarily install crankshaft pulley bolt and washer in crankshaft. Using crankshaft pulley bolt, rotate crankshaft clockwise until timing mark on crankshaft sprocket aligns with timing mark on oil pump body. See Fig. 2 .
5. Ensure timing marks on camshaft sprockets are aligned with timing mark on No. 3 timing belt cover. See Fig. 2 . If timing marks are not aligned, rotate crankshaft clockwise one full revolution (360 degrees). Remove crankshaft pulley bolt.
6. If reusing old belt, ensure there are 3 installation marks and front arrow marked on belt. See Fig. 3 . If not, place mating mark on belt where it contacts the crankshaft and camshaft sprockets. Also, mark belt with arrow showing direction of rotation.
7. Alternately loosen 2 bolts, and remove timing belt tensioner and dust boot. DO NOT hold tensioner with push rod facing downward. Remove timing belt in the following sequence: No. 1 idler pulley, right camshaft sprocket (firewall side), No. 2 idler pulley, left camshaft sprocket (front of vehicle side), left camshaft sprocket (front of vehicle side), water pump pulley, then crankshaft sprocket.

Source