
1998 Honda Accord LX 2.3L MIL Lamp on
P0420, Do you think converter is faulty, or could the rear HO2S be reading incorrectly? I have a friend that owns a muffler shop, he said it is rare for a Honda cat to be bad. I ran at 2000RPM in Park, monitored both HO2S with scanner. Front one toggles from a...
FIX posted 5/27/2005
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Message Closed w/FIX
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VIN | 1HGCG5649W |
Engine | 2.3 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
1998 Honda Accord LX
VIN | 1HGCG5649W |
Engine | 2.3 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |