2006 Toyota Corolla S 1.8L MIL Lamp on
customer is trying to get his car smogged, (california)... vehicle came in with p0420, (cat system efficiency below threshold bank 1). found an exaust leak between manifold to cat donut gskt, replaced it. replaced downstream HO2 sensor but code returns. exaust...
Summary posted 10/4/2012
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Vehicle Data2006 Toyota Corolla S
Trouble Codes
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Message Closed w/Summary
Vehicle Data
2006 Toyota Corolla S
VIN | 1NXBR32E06 |
Engine | 1.8 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |