New answers tagged maf
Too lean = too little fuel. I would probably try the fuel injector cleaning (Techron or comparable product) first and see if that clears up the issue. Next try swapping the fuel filter since this is usually a pretty simple/inexpensive repair. (Sorry, can't comment with current reputation)
Nice engine you got there! While your issues do sound like a MAF problem (check the MAF readings via OBD!), some turbocharged Volvos are notorious for fuel pressure regulator issues. Basically the regulator diaphragm ruptures and fuel gets into the pressure regulation vacuum hose. Typically this causes poor starting (especially hot) because of an excessively ...
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