1993 Volvo 940 "mass air" Questions

...air mass sensor. At home i sprayed lubricant on the air mass connector. the next day the car is fine all of the sudden. a month pass by, just a few days ago, i have the same problem again. Is true ...

...air mass flow..the air filter....the coolant temp sensor and the control box...it idled well for about 15mins then it went back to the same black smoke problem....could it be wiring could be but not ...

...air mass meter? It could be dead. The air mass meter is a black Bosch unit that sits by the air filter. Disconnect it and if its doesn't get better. The it has to be replaced. This could be a timing ...

VOLVO 1994 940 starts up then the engine suddenly turns off. WHen I try to start again it takes time to turn over then the battery starts to slowly get drained. mass air meter

turbo is of not much help after 80km First check for holes or disconnected air inlet hoses, that will give the sensor/meter a problem so it cannot send the correct signal. Bad air mass meter--check it

...yes it does sound like fuel pressure regulater/put a new one on it /they go bad and used is not a good idea /also try unplugging air mass meter if is bosch with it running if its better replace ...

...some stumbling on acceleration but not all the time. Sounds like it could be the mass air flow sensor. Have vehicle scanned for codes and use shop manual to conduct the correct tests on that sensor

...mass air flow sensor and spark plugs and fuel filter and used injector cleaner. Each fix helps for a couple of days and then the hesitation comes back.The problem is somewhat intermitant. Change the ...

...bad injectors , mass air flow or what? please help Thanks, Black smoke points to unburnt fuel. I would start by replacing the spark plugs and wires if you have not done so in the last couple of

mass air flow sensor. codes: 113 - short term fuel trim (Lambda control) too rich/ lean 212 - HO2S signal absent or faulty 232 - adaptive fuel trim too lean or too rich at idling. HELP! Check the fuse