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1990 Jeep Cherokee Pioneer 4.0L Excessive Emissions
Posted to Chrysler Driveability on 6/29/2005 6 Replies

hello,i checked fix database and got a lot of ideas,no fix that i have found,the co is at 8%,replaced o2 with an aftermarket part? monitored o2 with scope and voltmeter on the heater circuit,the original o2 has an open circuit on the heater,the database said t...

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  Related Documents & Media  1990 Jeep Cherokee Pioneer

 
Message Closed w/FIX

car Vehicle Data

1990 Jeep Cherokee Pioneer

VIN 1J4FJ38L2L
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / multiport
Emissionsfederal
SymptomsExcessive Emissions
OccursIntermittently
Message Closed w/FIX

car Vehicle Data

1990 Jeep Cherokee Pioneer

VIN 1J4FJ38L2L
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / multiport
Emissionsfederal
SymptomsExcessive Emissions
OccursIntermittently