Toyota Camry automobiles idling and accelerating Air irregular audio
A 96 Toyota Camry automobiles, equipped with V6 engines , each idle and acceleration , valve show up noisy percussion audio, large and significant noise.
Failure investigation and judgment
First, employing a devoted tester2 obd2
diagnostic device for automobiles Toyota Camry vehicles for prognosis and located no fault code. Then the car started to review the explanations for failure , valve prepare and Lexus engine is comparable on the intake and exhaust camshafts are utilized sound reduction gear composition differs, the ingestion cam equipment on Lexus ES300 for active sound reduction equipment over the exhaust cam equipment is driven equipment , though Camry motor , exhaust cam gear sound is driving equipment , the equipment to the intake cam is pushed equipment . Verify this automobile Camry , noise reduction gear within the exhaust cam is misplaced 3 teeth stuffed , it seems this phenomenon is prevalent dislocation set up , prior to the demolition are usually not pre-installed with a six × 18mm triggered by bolts. Getting this into consideration different motor sound critical, we look at valve cylinder -by- foot gap while in the sounds reduction equipment reset at the same time , the replacement of adjustment shims to regulate the ingestion valve is 0.15mm, the exhaust valve is adjusted to 0.20mm, check various ring reduced, but not eradicated.
Immediately after re disassembly camshaft, 24 -valve exchange all major cup , irregular sound fully ruled out , the motor appears regular.