Engine-Codes - Bmw - P129B BMW

P129B BMW - Absolute Pressure Sensor Intake Pipe Overrun Pressure Implausible

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P129B BMW Possible Causes

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

How is the P129B BMW code repair?

Start by checking 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.

What is the cost to diagnose the P129B BMW code

Labor: 1.0

The cost to diagnose the P129B BMW 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.

Possible Symptoms

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

P129B BMW Meaning

The Engine Control Module (ECM) monitors the Absolute Pressure Sensor. The ECM sets the OBDII code when the Absolute Pressure Sensor is not to factory specifications.

More Information

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