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1987 Ford F-150 Custom 5.0L Poor Idle Quality, Hesitation
Posted to Ford Driveability on 9/28/2002 6 Replies

Hell techs, I need a little help on this pickup. Idle speed

is too low & with engine miss. I have replaced spark plug wires, spark plugs, Ign. rotor, cap. Codes [...] oxy sensor. Code 32 replaced EGR Valve. All vacuum lines connected & in good condition. Also...

6 Replies Received (View Replies)

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car Vehicle Data

1987 Ford F-150 Custom

VIN 1FTCF15NOH
Engine5.0 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI
SymptomsPoor Idle Quality, Hesitation
OccursCold, Hot, Idle

Trouble Codes

33EGR valve not seated
42EGO sensor indicates system rich
Message Closed

car Vehicle Data

1987 Ford F-150 Custom

VIN 1FTCF15NOH
Engine5.0 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI
SymptomsPoor Idle Quality, Hesitation
OccursCold, Hot, Idle

Trouble Codes

33EGR valve not seated
42EGO sensor indicates system rich