P123C BMW - Nitrogen Oxide Sensor Sensor Poisoning Binary Lambda Signal Too Lean

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
Comments  |  Add Comment

P123C BMW Possible Causes

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

First diagnose P123C BMW code

    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 terminals.

Cost of diagnosing the P123C BMW code

    Labor: 1.0

    The cost of diagnosing the P123C 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.

P123C BMW Possible Symptoms

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

P123c Bmw Description

The Engine Control Module (ECM) monitors the Nitrogen Oxide Sensor. The ECM sets the OBDII code when the Nitrogen Oxide Sensor is not to factory specifications.
OBDII Code P123c Bmw - Nitrogen Oxide Sensor Sensor Poisoning Binary Lambda Signal Too Lean - AutoCodes.com

P123C BMW More Information

Need more information on how to fix the P123C BMW code?
Get Access to Factory Service Manuals

Need more help?

Get the P123c Bmw code diagnosed by a professional: Find a repair shop in your area

Related Information

P123C BMW Comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P123c Bmw code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧