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1997 BMW 740iL 4.4L Excessive Emissions
Posted to European Driveability on 10/6/2004 13 Replies

This Car is Failing CA emmissions for NOX only. All service is current and the car runs excellent. No DME faults are present. Givin the good HC and CO numbers are the cat convertors bad, failing on NOX only? Could a on car fuel injection, intake valve cleaner ...

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car Vehicle Data

1997 BMW 740iL

VIN WGDT3547HD
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursHot, Under Load
Message Closed w/FIX

car Vehicle Data

1997 BMW 740iL

VIN WGDT3547HD
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursHot, Under Load