
2005 Nissan Altima S 2.5L MIL Lamp on
Help!! I have 2005 nissan altima with a 2.5 ltr engine and it keeps setting p0420. The cat has been changed twice both are aftermarket the a/f ratio sensor was changed we called nissan and was told the computer update was done. Any help would be greatly appric...
FIX posted 4/15/2009
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Message Closed w/FIX
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VIN | 1N4AL11D85 |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2005 Nissan Altima S
VIN | 1N4AL11D85 |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |