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1992 Mercury Grand Marquis LS 4.6L Hesitation, Cuts out, Stall
Posted to Ford Driveability on 1/8/2008 6 Replies

code 157 mass air low--modis shows no mass air voltage--replaced mas air sensor-no change-tested signal--voltage and ground--all ok--installed known good computer from another grand marquis with a different tranny--all engine functions and sensors ok--mass air...

6 Replies Received (View Replies)

  Related Documents & Media  1992 Mercury Grand Marquis LS

 
Message Closed w/FIX

car Vehicle Data

1992 Mercury Grand Marquis LS

VIN 2MECM75W6N
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / port
Emissionsus federal
SymptomsHesitation, Cuts Out, Stall
OccursAlways

Trouble Codes

157mass air flow low
Message Closed w/FIX

car Vehicle Data

1992 Mercury Grand Marquis LS

VIN 2MECM75W6N
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / port
Emissionsus federal
SymptomsHesitation, Cuts Out, Stall
OccursAlways

Trouble Codes

157mass air flow low