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P0055 Diagnostic Trouble Code Discussion for September 2004

Heated Oxygen Sensor (Bank 1 Sensor 3) Heater Resistance


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Trouble Ticket Help Requests for DTC P0055
Help Request Posted
1995 Oldsmobile Aurora 4.0L MIL Lamp on, IDLE SPEED HIGH VIN: 1G3GR62C0S
P0055: closed throttle out of range. car came in with a code 55 stored and owner complained of ratching accl. pedal. followed the flow chart to bad isc motor. tech two would retract part way and it would stick. replaced isc with oem motor. clean tbi completely(removed from car). the thing i'm con...
September 06, 2004
1995 Oldsmobile Aurora 4.0L MIL Lamp on, IDLE SPEED HIGH VIN: 1G3GR62C0S
P0055: closed throttle out of range. car came in with a code 55 stored and owner complained of ratching accl. pedal. followed the flow chart to bad isc motor. tech two would retract part way and it would stick. replaced isc with oem motor. clean tbi completely(removed from car). the thing i'm con...
September 06, 2004