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1995 Mazda MX3 Repair Question


Topics covered: Catalytic converter, Spark, Spark plugs.
Mileage: 140,000 miles.

Asked on December 28, 2012

Mazda MX3 Catalytic converter Problem

Have 95 mazda ist not pass the smock check because the NO THAS HIGH
Avatar Asked by (pending member)

Answer

Replied on December 30, 2012

NOX high means the catalytic converter could be bad.
Check the basics first, spark plugs, air cleaner etc.

Tiny Answered by KHLow2008 (expert)
40,333 answers provided