
1998 BMW 740iL 4.4L Excessive Emissions, High nox
This car is driving me nuts. I have this bmw that has high nox at 15mph([...]) and at 25mph (560ppm). I have tried everything I could think of. Fuel volume is ok and pressure is ok. The intake is sealed, no vacuum leaks, there are no exhaust, exhaust seems to ...
FIX posted 9/28/2004
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Message Closed w/FIX
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VIN | WBAGJ8329W |
Engine | 4.4 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI / SFI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, High NOx |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1998 BMW 740iL
VIN | WBAGJ8329W |
Engine | 4.4 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI / SFI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, High NOx |
Occurs | Always |