2021 Audi Q7
Mileage
53,813
Service Date
1/21/2026
Services Performed
- 1.P029900: Turbo/Super Charger Underboost 2.P029900: Turbo/Super Charger Underboost clear codes test drive no codes returned advised An under boost condition can be caused by a faulty turbo boost control solenoid, leaking vacuum pipes or an electrical malfunction of the boost pressure control circuit.
richard d. gave our service a 5 star review on 1/23/2026
