» » »

Mitsubishi Q&A

Ask Your Question

1999 Mitsubishi Eclipse Question: number #1 cylinder misfire,check engine light is on

 

Question

Visitor, 2.0L 4 Cylinder, Charlotte, NC, March 22, 2010, 08:17

replaced coil pack,wires,and plugs.still number #1 cylinder misfire,also replaced caytalic converter

2 Answers
Flag This
  • Answer #1

    Bret Bodas from RepairPal Test Shop, March 22, 2010, 09:26
     Master

    You need to perform a mechanical check of the #1 cylinder to make sure it is OK, you could have low compression in that cylinder, you could have an injector that isn't firing, and there is a possibility of an intake gasket leak. Learn more here: http://repairpal.com/OBD-II-Code-P0301

    Reply
    Flag This
  • Answer #2

    Visitor, March 23, 2010, 01:18

    problem with EGR can cause this also

    Reply
    Flag This