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P0433 Diagnostic Trouble Code Discussion for August 2004

Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit

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Trouble Ticket Help Requests for DTC P0433
Help Request Posted
1996 Ford F-150 Eddie Bauer 5.0L MIL Lamp on VIN: 1FTEF15N2T
P0433: cannister purge. vehicle runs great. came in w/ ses on code po433. drive & scan w/ mastertech. %purge very erratic. sometimes goes to 100% on hard acceleration, sometime remains at o %. in between very erratic & unpredictable. do not follow expected load and throtle se...
August 23, 2004