1995 Mazda MX3 Repair Question
Topics covered: Catalytic converter, Spark, Spark plugs.
Mileage: 140,000 miles.
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
Answer
Replied on December 30, 2012
NOX high means the catalytic converter could be bad.
Check the basics first, spark plugs, air cleaner etc.