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1999 Volkswagen GTI Catalytic converter
1999 VOLKSWAGEN GTI
Failed Mot on CO =0.49 @2650rpm (fast idle) but passed rest of emissions test? Could this be sensor rather than a cat replacement?
have the same problem?
Tuesday, October 5th, 2010 AT 5:56 PM
Could be a defective coolant temperature sensor or the oxygen sensor that's causing the carbon monoxide to go high
Tuesday, October 5th, 2010 AT 6:04 PM
to post a reply.
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