
1999 Audi A4 Quattro 2.8L Excessive Emissions, MIL Lamp on
Vehicle came in with P0411 secondary air flow incorrect. Had some failing vacuum lines so those and the vacuum solenoid were replaced. 6 weeks later the code came back and the combi valves were replaced. The air pump can be turned on manually and it appears to...
Summary posted 9/1/2011
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Message Closed w/Summary
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VIN | WAUED28D7X |
Engine | 2.8 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0411 | Too Much Or Too Little Pulsed Air Injection |
Message Closed w/Summary
Vehicle Data
1999 Audi A4 Quattro
VIN | WAUED28D7X |
Engine | 2.8 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0411 | Too Much Or Too Little Pulsed Air Injection |