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Home >> Oldsmobile >> 1992 >> Toronado Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 3.8L PFI >> Pcm/BCM Code Charts >> Code 48, Misfire Diagnosis >> Notes

Code 48, Misfire Diagnosis: Notes

NOTE: If multiple codes are present, go to lowest code first. Repairing Code 13, 44 or 45 may correct Code 48.

Code 48 will set if TPS is .48-1.30 volts, RPM is 1300-2100, MPH is 50-60, O2 sensor cross counts are greater than 21 and all of these conditions are met for 30 seconds.

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