
1995 Jeep Cherokee Sport 4.0L Excessive Emissions
Hi, I have my sons jeep and nox emissions are high at 600-800 ppm. scanned data tps, coolant temp, o2 sensor switch rate & risetime are all good. long term fuel% -4.9 5.1. does not move when forcing o2 signal rich, lean. nox emissions go low when forced rich. ...
FIX posted 1/29/2013
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Message Closed w/FIX
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VIN | 1J4FJ68S5S |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / port fuel |
Emissions | Not OBD-II Compliant |
Symptoms | Excessive Emissions |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1995 Jeep Cherokee Sport
VIN | 1J4FJ68S5S |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / port fuel |
Emissions | Not OBD-II Compliant |
Symptoms | Excessive Emissions |
Occurs | Always |