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1991 Ford Bronco Custom 5.0L Surge
Posted to Ford Driveability on 3/12/1999

This vehicle has a surge at 35-40 heavy. At cruise freeway can also feel some. All items checked; Egr disconnected the problem goes away. Installed new egr solenoid and valve , did not fix. Inj pulse 4.5 ms hot idle. Map shows good on dso scope. 1990 shows...

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car Vehicle Data

1991 Ford Bronco Custom

VIN 1FMEU15NOM
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / EFI, CALIF
EmissionsOBD I
SymptomsSurge
OccursAlways, Hot, Cruise
Message Closed

car Vehicle Data

1991 Ford Bronco Custom

VIN 1FMEU15NOM
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / EFI, CALIF
EmissionsOBD I
SymptomsSurge
OccursAlways, Hot, Cruise