P12A8 - Boost Pressure Sensor Pressure Too Low

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

P12A8 Possible Causes

  • Faulty Boost Pressure Sensor
  • Boost Pressure Sensor harness is open or shorted
  • Boost Pressure Sensor circuit poor electrical connection

How do I fix code P12A8

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the P12A8 code

    Labor: 1.0

    The cost of diagnosing the P12A8 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

P12A8 Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P12A8 Meaning

During the control module's shutdown phase the diagnostic function monitors the barometric pressure sensor, intake-manifold sensor and the pressure sensor on the air-intake side of the throttle valve to determine whether they are all measuring the same pressure. The ECM sets the OBDII code when the Boost Pressure Sensor is not to factory specifications.
OBDII Code P12A8 - Boost Pressure Sensor Pressure Too Low - Engine-Codes.com

P12A8 More Information

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P12A8 Information for specific makes

  • P12A8 BMW Boost Pressure Sensor Pressure Too Low
  • P12A8 MINI Boost Pressure Sensor Pressure Too Low

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