LS 430 V8-4.3L (3UZ-FE) (2002)
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a. Apply adhesive to 2 or 3 threads of the oil pressure switch.
Adhesive: Part No. 08833-00080, THREE BOND 1344, LOCTITE 242 or equivalent
b. Reinstall the oil pressure switch.
10. START ENGINE AND CHECK FOR ENGINE OIL LEAKS
11. REINSTALL ENGINE UNDER COVER