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Registered
Join Date: May 2003
Location: Pennington, NJ
Posts: 8
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Emissions failure
For a 91 325 I manual transmission.
Failed NJ emission for HC-195 vs Std of 124 & Nox-1942 vs Std of 937 Gave a complete tuneup including timing belt, tensioner, wiring harness,cap,rotor, plugs,air,fuel,and oil filter, and changed the oil and retested the car, Sensors checked out ok. Failed retest for HC - 164 vs Std of 124 Nox- 2091 vs Std of 937 and CO - 72 vs Std of 66 Suggestions?? |
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05-14-2003, 03:19 PM
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Registered
Join Date: May 2003
Location: Manhattan Beach, CA
Posts: 2,350
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Your cat may need replacing since numbers are close to pass.
This is confirmed since the NOX is so high and far out. Good luck Lorenfb@aol.com
__________________
Have Fun Loren Systems Consulting Automotive Electronics '88 911 3.2 '04 GSXR1000 '01 Ducati 996 '03 BMW BCR - Gone |
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05-22-2003, 10:57 PM
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Registered
Join Date: May 2003
Location: Pennington, NJ
Posts: 8
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Thanks
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05-23-2003, 01:54 PM
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In the shop at Pelican
Join Date: Aug 2002
Location: Los Angeles, CA
Posts: 10,459
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Have you confirmed that the O2 sensor is indeed bad?
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05-23-2003, 02:03 PM
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