What is MID 29 & How to Solve It?

Discover what MID 29 means, its causes, and how to fix it. Follow our easy guide to resolve this issue and get your equipment running smoothly again.

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Table of Content

What is MID 29:

MID 29 refers to an issue with the Turbocharger Boost Pressure Sensor. The ECM detects an abnormal signal from the turbocharger boost pressure sensor, which can lead to improper boost regulation, reducing engine performance and fuel efficiency.

Why This Happens:

  • Faulty turbocharger boost pressure sensor.
  • Shorted or damaged wiring in the sensor circuit.
  • Loose or corroded sensor connectors.
  • Low or high boost pressure due to a malfunctioning turbocharger.
  • ECM failure to process the sensor’s signal.

How to Fix It:

  1. Inspect the turbocharger boost pressure sensor for visible damage or malfunction.
  2. Test the sensor’s voltage and resistance to verify it is working properly.
  3. Check wiring and connectors for visible damage or corrosion.
  4. Replace the faulty sensor if necessary.
  5. Inspect the turbocharger system for performance issues such as low or high boost pressure.

How to Avoid It Before It Happens:

  • Regularly inspect the turbocharger boost pressure sensor and wiring.
  • Perform routine turbocharger system maintenance.
  • Keep connectors clean and corrosion-free.
  • Perform diagnostic checks to monitor turbo system health.
  • Clue’s Equipment Maintenance services help monitor turbocharger performance and detect issues early before they affect engine operation.

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