P111B - Mass or Volume Air Flow via O2 Sensor Too Low Bank 1
P111B 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 do I fix code P111B?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.
How much do you know about cars?
Take the AutoCodes.com automotive tests and turbo-charge your car repair knowledge
Cost of diagnosing the P111B code
Labor: 1.0The cost of diagnosing the P111B 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.
- Engine Light ON (or Service Engine Soon Warning Light)
P111B DescriptionThe 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 InformationNeed more information on how to fix the P111B code?
Get Access to Factory Service Manuals
Information for specific makes
Need more help?Get the P111b code diagnosed by a professional: Find a repair shop in your area
CommentsHelp 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 P111b code? Have you replaced any parts?
Any information is appreciated. Thanks