PCV valve

Asked by Jan 16, 2013 at 01:54 PM about the 1994 Lexus LS 400

Question type: Maintenance & Repair

car will not start pcv valve is disconnect and with no pcv valve it would (PUT-PUT) accelerates and doesnt accelerate through out the drive then after a while doesnt accelerate AT ALL.

1 Answer

with a disconnected PCV valve you may have a MAJOR vacuum leak, it sucks air directly out of the crankcase, through the air filter to the intake

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