LS 430 V8-4.3L (3UZ-FE) (2002)
13. IF RE-USING TIMING BELT, CHECK INSTALLATION MARKS ON TIMING BELT
Check that there are 3 installation marks on the timing belt by turning the crankshaft pulley as shown in the illustration.
HINT: If the installation marks have disappeared, place a new installation mark on the timing belt before removing each part.
14. LOOSEN CRANKSHAFT PULLEY BOLT
Using SST, loosen the pulley bolt.
SST 09213-70010, 09330-00021
15. SET NO.1 CYLINDER TO APPROXIMATELY 50° ATDC/COMPRESSION
a. Turn the crankshaft pulley and align its groove with timing mark "0" of the No.1 timing belt cover.
b. Check that the timing marks of the camshaft timing pulleys and timing belt rear plates aligned.
If not, turn the crankshaft 1 revolution (360°).