LS 400 V8-4.0L (1UZ-FE) (1990)
Fig. 18 RH Intake Cam Loosening Sequence
Fig. 19 LH Drive Gear/sub-gear Alignment
d. Set timing mark of righthand intake camshaft at 45° by turning cam with wrench, Fig. 17.
e. Remove bearing cap bolts in sequence in Fig. 18. When all bolts are removed, remove bearing caps, oil seal and intake cam.
f.
Bring service bolt hole of lefthand exhaust camshaft upward by turning exhaust cam with wrench. Secure cams by placing service bolt through
sub-gear and driven gear, Fig. 19.
Fig. 20 LH Exhaust Cam Alignment
Fig. 21 LH Exhaust Cam Loosening Sequence
Fig. 22 LH Intake Cam Alignment