
2001 Toyota Sienna LE 3.0L MIL Lamp on
replaced rear oxygen sensor about 3 day before same trouble code came back on have any ideas as to what may be the problem?
FIX posted 7/20/2014
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Message Closed w/FIX
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VIN | 4T3ZF13C71 |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2001 Toyota Sienna LE
VIN | 4T3ZF13C71 |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |