Engine-Codes - Bmw - P128B BMW

P128B BMW - Nitrogen Oxide Sensor Regeneration Nitrogen Oxide Cat Time Controlled Regeneration Abort

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

P128B BMW Possible Causes

  • Faulty Nitrogen Oxide (NOx) Sensor
  • Nitrogen Oxide (NOx) Sensor harness is open or shorted
  • Nitrogen Oxide (NOx) Sensor circuit poor electrical connection

How is the P128B 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 P128B BMW code

Labor: 1.0

The cost to diagnose the P128B 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)

P128B BMW Meaning

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

More Information

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