
2001 Nissan Maxima GLE 3.0L MIL Lamp on
Ok this Maxima has a P0420 and i know its the catalityc. Heres the catch. The 2 Downsteam O2's are not reading at all. So I did the DMM test and read the B+ grn signal but no return signal on both so I replace the O2's. New O2's installed the same thing. So I ...
FIX posted 1/28/2010
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Message Closed
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VIN | JN1CA31111 |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed
Vehicle Data
2001 Nissan Maxima GLE
VIN | JN1CA31111 |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |