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1986 Porsche 928 S 5.0L Excessive Emissions
Posted to European Driveability on 3/20/2002 6 Replies

does any one know what idle voltage should be on mass air signal wire? i currently have 4.8 volts and it is very rich. most mass air sensors i have seen are usually about 1 volt at idle. i'm not usually a porsche tech but i thought i would give another shop an...

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  Related Documents & Media  1986 Porsche 928 S

 
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car Vehicle Data

1986 Porsche 928 S

VIN [No VIN Available]
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / lh jetronic
SymptomsExcessive Emissions
OccursNot Applicable
Message Closed w/FIX

car Vehicle Data

1986 Porsche 928 S

VIN [No VIN Available]
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / lh jetronic
SymptomsExcessive Emissions
OccursNot Applicable