Q: 2003 lincoln ls v6. P2270 code is read on scanner. I've changed the catalytic converter but the code is still coming back.
I have put 3 02 sensors on this car. 03 Lincoln ls v6. the po2270 is still popping up. Ive replaced the catyalic converter on that side to. its bank 1 sensor 2. Could you possibley lead me to the right thing?
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Hi there. The code of P2270 is coming up for an issue that is causing the emissions to be out of calibration. Check the following conditions on your engine.
Check
- For an exhaust leak near O2 sensor
- For a contaminated or failed HO2S2
- See if the fuel pressure incorrect
- There could be a faulty fuel injector
- There could be a engine coolant leak
- The purge solenoid valve could be faulty
- The ECM (computer) has failed
If you need further assistance with your check engine light coming back on, then seek out a professional, such as one from Your Mechanic, to help you.
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