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2001 Audi A6 Quattro 2.8L MIL Lamp on
Occasionally the right side air injection will pass it's test. This is very rare. I have checked the valve and air flow to the cylinder head and the vacuum supply to the valve. When putting compressed air into the port in the head I have little to no flow. Has...
FIX posted 4/7/2010
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Message Closed w/FIX
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6 Replies Received
6 Replies Received
Related Documents & Media | VIN | WAUEH64BX1 |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 16519 | Oxygen Sensor B1 S1 Heating Circuit Malfunction |
| 16539 | Oxygen Sensor B2 S1Heating Circuit Malfunction |
| 16814 | Catalyst System Bank 2 Efficiency Below Threshold |
| 17819 | Secondary Air Injection System Bank 2 Insufficient Flow |
Message Closed w/FIX
Vehicle Data
2001 Audi A6 Quattro
| VIN | WAUEH64BX1 |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 16519 | Oxygen Sensor B1 S1 Heating Circuit Malfunction |
| 16539 | Oxygen Sensor B2 S1Heating Circuit Malfunction |
| 16814 | Catalyst System Bank 2 Efficiency Below Threshold |
| 17819 | Secondary Air Injection System Bank 2 Insufficient Flow |
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