
1999 Dodge Ram 1500 Laramie 5.9L Poor Idle Quality, Misfire
Truck came in with check engine light on and customer requested repairs be made in order to pass DEQ. Code came back as P0420: CAT Efficiency low. Read data stream while analysing emmisions; Both Pre CAT and Post CAT O2 sensors mimick each other. Readings are ...
Summary posted 10/11/2011
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Message Closed w/Summary
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VIN | 3B7HF13Z0X |
Engine | 5.9 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire |
Occurs | Idle |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/Summary
Vehicle Data
1999 Dodge Ram 1500 Laramie
VIN | 3B7HF13Z0X |
Engine | 5.9 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire |
Occurs | Idle |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |