Audi P3299: Warm Up Catalyst Efficiency Below Threshold Bank 4
Is your scanner showing Audi P3299?
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Audi P3299: Warm Up Catalyst Efficiency Below Threshold Bank 4
OVERVIEWWhat Does The Audi P3299 Code Mean?
Ambient Temp. > -10° C Delta mass airflow < 15 kg/h/s EVAP purge flow < 30% Mass air flow 30-100 kg/h Engine speed, 1000-2200 RPM Catalyst temp. 400-630° C Delta catalyst temp – 15 k/s
Reference Sources
- Audi, 2013, A8/A8L/S8 Quick Reference Specification Book, page 307.
- Audi, 2013, R8/Spyder Quick Reference Specification Book, page 143.