AutoCodes – Generic – P010C

P010C Code - Mass or Volume Air Flow 'B' Circuit Low

Quick Answer

The Mass Air Flow (MAF) sensor is placed in the stream of intake air. Common causes include Faulty mass air flow sensor, Intake air leaks, Dirty mass air flow sensor. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P010C indicates Mass or Volume Air Flow 'B' Circuit Low.
Common causes: Common causes include Faulty mass air flow sensor, Intake air leaks, Dirty mass air flow sensor.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 9,653

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 20, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P010C Description

The Mass Air Flow (MAF) sensor is placed in the stream of intake air. It measures the intake flow rate by measuring a part of the entire intake flow. It consists of a hot film that is supplied with electric current from the Engine Control Module (ECM).
The temperature of the hot film is controlled by the ECM a certain amount. The heat generated by the hot film is reduced as the intake air flows around it. The more air, the greater the heat loss. Therefore, the ECM must supply more electric current to maintain the temperature of the hot film as air flow increases. The ECM detects the air flow by means of this current change.

OBDII Code P010C - Mass or Volume Air Flow 'B' Circuit Low - AutoCodes.com — P010C Code - Mass or Volume Air Flow 'B' Circuit Low

What does this mean?

What are the Possible Causes of the DTC P010C?

Faulty mass air flow sensor
Intake air leaks
Dirty mass air flow sensor
Dirty mass air filter
Mass air flow sensor harness is open or shorted
Mass air flow sensor circuit poor electrical connection

How to Fix the DTC P010C?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P010C code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P010C code?

Need more information on how to fix the P010C code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P010C code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P010C Ford — Mass Or Volume Air Flow Sensor 'B' Circuit Low
P010C Infiniti — Mass Air Flow Sensor Bank 2 Circuit Low Input
P010C Lincoln — Mass Or Volume Air Flow Sensor 'B' Circuit Low
P010C Nissan — Mass Air Flow Sensor Bank 2 Circuit Low Input

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P010C Code

1. What are the common symptoms of OBDII code P010C (Mass or Volume Air Flow 'B' Circuit Low)?

- Common symptoms include poor engine performance, rough idling, stalling, reduced fuel efficiency, and possibly a check engine light.

2. What can cause the OBDII code P010C to trigger?

- The code P010C can be triggered by a faulty mass air flow (MAF) sensor, damaged or dirty air filter, vacuum leaks, wiring issues, or a problem with the air intake system.

3. How can I diagnose the cause of OBDII code P010C?

- To diagnose the issue, you can start by inspecting the MAF sensor, checking the air filter, inspecting for vacuum leaks, and ensuring all wiring connections are secure and free of damage.

4. Is it safe to continue driving with the OBDII code P010C present?

- It is not recommended to continue driving with the code present as it can lead to further engine damage and potential safety issues. It's best to address the issue promptly.

5. Can a dirty air filter cause the OBDII code P010C?

- Yes, a dirty air filter can restrict airflow to the MAF sensor, causing it to inaccurately measure the air entering the engine and potentially trigger the P010C code.

6. How can I repair OBDII code P010C at home?

- You can try cleaning or replacing the air filter, inspecting and cleaning the MAF sensor, checking for and repairing any vacuum leaks, and ensuring all wiring connections are secure.

7. Will resetting the check engine light resolve the OBDII code P010C?

- Resetting the check engine light may temporarily turn it off, but it will not resolve the underlying issue causing the P010C code. The issue should be diagnosed and repaired to prevent it from recurring.

8. Can extreme weather conditions affect the OBDII code P010C?

- Yes, extreme weather conditions such as very high or very low temperatures can affect the MAF sensor's performance and potentially trigger the P010C code.

9. Is it necessary to replace the MAF sensor if OBDII code P010C is present?

- Not always. Sometimes cleaning the MAF sensor or repairing other related components can resolve the issue triggering the P010C code without the need for a full replacement.

10. How can I prevent OBDII code P010C from occurring in the future?

- Regular maintenance of the air filter, checking for vacuum leaks, keeping the MAF sensor clean, and addressing any engine performance issues promptly can help prevent the recurrence of the P010C code.