1999 Oldsmobile 88 Royale 3.8L Misfire
can anyone help car came in for engine miss. scaned for codes po203 and po303. replaced injector #3 with aftermarket injector. left running for about 1 hour not missing drove car started to miss after a few minutes. scaned had same [...] DME performed relearn....
FIX posted 1/3/2008
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Vehicle Data1999 Oldsmobile 88 Royale
Trouble Codes
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Vehicle Data
1999 Oldsmobile 88 Royale
VIN | 1G3HN52KXX |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Hot |
Trouble Codes
P0203 | Fuel Injector 3 Circuit Malfunction |
P0303 | Cylinder 3 Misfire Detected |