LS 400 V8-4.0L (1UZ-FE) (1990)
(b) Hold the tensioner with both hands and push the push rod strongly against the floor or wall to check that it doesn't move. If the push rod
moves, replace the tensioner.
(c) Measure the protrusion of the rod from the housing end.
Protusion: 10.5-11.5 mm (0.413-0.453 in.).
If the protrusion is not as specified, replace the tensioner.