Engine-Codes - Bmw - P111B BMW

P111B BMW - Mass or Volume Air Flow via O2 Sensor Too Low Bank 1

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

P111B BMW Possible Causes

  • Intake or Exhaust Leaks
  • Faulty Mass or Volume Air Flow Sensor
  • Mass or Volume Air Flow Sensor harness is open or shorted
  • Mass or Volume Air Flow Sensor circuit poor electrical connection

How is the P111B 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 P111B BMW code

Labor: 1.0

The cost to diagnose the P111B 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.
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Possible Symptoms

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

P111B BMW Meaning

The Engine Control Module (ECM) monitors the air flow reading through the O2 sensor. The ECM sets the OBDII code when the air flow is out of factory specifications.

More Information

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