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Check Engine Soon Light
Changed the catalytic converter and now my check.
2005 MERCURY MARQUIS
Changed the catalytic converter and now my check engine light stays on
have the same problem?
Thursday, November 8th, 2012 AT 7:35 PM
If you haven't reset it, try that. If you did, check for new codes. Something may be wrong with an O2 sensor.
Thursday, November 8th, 2012 AT 7:38 PM
Are you talking about resetting the computer? Is this done by disconecting the battery cable?
Friday, November 9th, 2012 AT 2:11 PM
to post a reply.
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