1994 Ford Probe excessive nox

1994 FORD PROBE
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MJBLLB2448
  • MEMBER
  • 1 POST
1994 Ford Probe 4 cyl Front Wheel Drive 213000 miles
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failed emmissions twice for excess nox and elevated hc ,replaced plugs , flushed with injector cleaner in tank and in intake and added guaranteed to passin tank any suggestions, runs resl good no miss idles low once in a while but never dies. No codes on or check engine lite so egr system should be ok cleaned pcv
Jan 2, 2008 at 11:41 AM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Check the exhaust gas recirculation system.
Jan 2, 2008 at 11:48 AM
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