check engine light

  1. Kadenpoynor

    P2020 HELP ASAP

    I drive a 2009 mustang gt with 126k miles and I’m getting the code P2020 and i haven’t been able to find any info on where it is located in the manifold and how to replace it. Ive been looking for a part number to replace it but cant seem to find one. Once i start the car there are no issues...
  2. R

    CEL P0402

    2006 V6 I had a light for this code for a pretty long time. I want to sell the mustang now and want to get rid of it since people usually don't like to hear "don't worry about it" about a check engine light. So I used my scanner and got P0401 (EGR flow insufficient) and P0402 (EGR flow...
  3. J

    Check engine light

    I have a ‘11 GT (5.0, 108K miles) with the check engine light on. Codes were for bad O2 sensors bank 1 sensor 2 and bank 2 sensor 1, I have changed both sensors. Now it is telling me that bank 2 sensor 1 has a low voltage code and the check engine light is on again. I took the upstream sensor...
  4. V

    o2 Sensor codes

    I have 2 o2 sensor codes. I replaced all the o2 sensor with NTK sensors. Cleaned MAF and Throttle body. replace coil pack, wires and plugs. Codes are still coming up. Any tips on to get rid of these.

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