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1988 Mazda B2600 2.6L Hesitation, Misfire, Poor Fuel Economy, Bucks and jerks
Posted to Asian Driveability on 1/8/1999

This rig bucks and jerks and backfires through the carb while at part throttle going up hills, unless you keep the revs up around 4000 rpm. The O2 senser reads .9 volt the ENTIRE TIME veiwed with lab [...] when backfiring up the intake. I had avery ...

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car Vehicle Data

1988 Mazda B2600

VIN JM2UF6122J
Engine2.6 L / 4 cyl
SymptomsHesitation, Misfire, Poor Fuel Economy, Bucks and Jerks
OccursHot, Under Load, on Accel, Intermittently
Misc.Mikuni Feedback
Message Closed w/FIX

car Vehicle Data

1988 Mazda B2600

VIN JM2UF6122J
Engine2.6 L / 4 cyl
SymptomsHesitation, Misfire, Poor Fuel Economy, Bucks and Jerks
OccursHot, Under Load, on Accel, Intermittently
Misc.Mikuni Feedback