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Automotive Advice

At AskPatty, we focus on giving the best automotive advice for helping people with their car questions. If you have a car question, start by asking our automotive experts. You can also use the search bar in the top right to search for a specific issue. All car questions are welcome and we look forward to helping you!


Ask a QuestionSearch for O2-sensor Circuit Questions - Page 1 of 1


Malfunction Indicator Lamp Results: ON Diagnostic Trouble Code: PO133, O2-Sensor Circuit Slow Response Bank 1 Sensor...my question is, can I do the repair on my 2000 Ford Ranger? or should I go to a qualified technician?

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