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1991 Isuzu Stylus S 1.6L Poor Idle Quality, Surge, Misfire
Posted to Asian Driveability on 11/30/2009 8 Replies

This vehicle has idle surge only after the vehicle warms up to operating temperature. We found no codes. Fuel pressure is 40 PSI at a idle. No vacum leaks. I found a cracked exhaust manifold. We replace that along with the O2. I performed a compression test, 1...

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car Vehicle Data

1991 Isuzu Stylus S

VIN JABRT536OM
Engine1.6 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI
SymptomsPoor Idle Quality, Surge, Misfire
OccursHot
Message Closed w/FIX

car Vehicle Data

1991 Isuzu Stylus S

VIN JABRT536OM
Engine1.6 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI
SymptomsPoor Idle Quality, Surge, Misfire
OccursHot