Engine, Transmission/Axle & Driveline/Axle
P0299 code definition
P0299 is a generic OBD-II diagnostic trouble code indicating an underboost condition.
What the P0299 code means
The P0299 code indicates that the Turbo or Supercharger "A" has excessively low output. The ECU looks for a specific range of boost and when the low boost is...