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p0299 code

  1. 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...