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2002 Ford F-350 Super Duty Lariat 5.4L Hesitation, Misfire
Posted to Ford Driveability on 9/26/2007 5 Replies

Hello all techs,

We're loosing hair with this one. The engine backfires and drops multiple cylinders on throttle snap and hard accel. We have no stored codes. Fuel pressure and volume is ok. No excessive back pressure in exhaust. We tried new coil and plug an...

5 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

2002 Ford F-350 Super Duty Lariat

VIN 1FTSW31L12
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursUnder Load
Message Closed w/Summary

car Vehicle Data

2002 Ford F-350 Super Duty Lariat

VIN 1FTSW31L12
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursUnder Load