Air Pump
Audi C5 A6 Quattro 4.2
Runs during cold start periods for reduced engine emissions
Very common failure on Volkswagens and Audis. Part of the Secondary Air Injection System used to lower emissions during cold starts.
| Make | Model | Submodel | Engine |
|---|---|---|---|
| Audi | All Road | All | 4.2l |
| Audi | B5 A4 | All | 1.8T |
| Audi | B5 A4 | All | V6 30v |
| Audi | C5 A6 | All | 4.2 |
| Audi | C5 S6 | All | All |
| Audi | TT MKI | All | All |
| Volkswagen | 337/20AE | All | All |
| Volkswagen | Golf IV | All | 1.8T |
| Volkswagen | Jetta IV | All | 1.8T |
| Volkswagen | Jetta IV GLI | All | 1.8T |
| Volkswagen | Passat B5 | All | 1.8T |
| Volkswagen | Passat B5 | All | V6 30v |
Mfg Part# 078906601M ES#284127
Genuine Volkswagen Audi
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