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Old 06-06-2011, 10:34 PM   #14
stevesey
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Join Date: Sep 2007
Location: Bristol
Car: Alfa 156 1.8TS
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Quote:
Originally Posted by MarkJunedd View Post
Firstly what is a MOT valve ?? Never heard of that before. Although i could hear something ticking on the passenger side while i was using the reader. Though surely a vacuum leak in this area would affect all cylinders not just no6 ?
Valve is used to vent the charcol fuel tank vapor canister Onboard refueling vapor recovery - Wikipedia, the free encyclopedia

I wasn't assuming the bad Lamda etc was specifically realted to the misfire code. Using the code reader on to look at the lamda sensor and fuel trim readings for each bank - might help confirm things.
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