1997 Jeep Grand Cherokee Limited 5.2L Excessive Emissions
No other codes fuel tirm ok no sign of running lean or coolant leaks or running rich. O2 start switching at same speed at cruise. Useing after market direct fix cat.
Summary posted 5/21/2009
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Vehicle Data1997 Jeep Grand Cherokee Limited
Trouble Codes
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Message Closed w/Summary
Vehicle Data
1997 Jeep Grand Cherokee Limited
VIN | 1J4GZ78Y9V |
Engine | 5.2 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions |
Occurs | Intermittently |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |