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.
The cost of diagnosing the P129D BMW code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
The Engine Control Module (ECM) monitors the Manifold Absolute Pressure Sensor. The ECM sets the Diagnostic Trouble Code (DTC) when the Manifold Absolute Pressure Sensor is not to factory specifications.
Need more information on how to fix the P129D BMW code? Get Access to Factory Service Manuals
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