Engine-Codes - BMW - P124D BMW

P124D BMW Code - Nitrogen Oxide Sensor Operational Readiness Signal Not Available During Operation

- Code Popularity: 8,080 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC P124D BMW?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty NOx Sensor
  • NOx Sensor harness is open or shorted
  • NOx Sensor circuit poor electrical connection
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How to Fix the DTC P124D BMW?

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 pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P124D BMW code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

What Does the P124D BMW Code Mean?

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

P124D BMW Code - Nitrogen Oxide Sensor Operational Readiness Signal Not Available During Operation

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