Chaser503

Drove my 2UZ 4R 2005 w/exhaust tick for…5 years, sold it with it. Never had a problem, never threw a cel for cats either. It was pretty loud and annoying but with the condition of the frame on that truck I wasn’t throwing $2k at it until it gave...

Have checked torque on spark plugs every 3k miles for last 10k or so. Always at 18 ft/lbs Sound does not go away when engine warms up I do think its exhaust manifold Other than throwing off ECU and affecting MPGs or whatever, is there lasting...

Have isolated the ticking sound to an exhaust manifold leak. Spark plugs torqued to 18 ft/lbs and it persists. Ticking started after shop repaired blown plug/coil. I'm reasonably confident they reused the manifold gasket when they put it back...