OBD Guide

P010A

Mass or Volume Air Flow Sensor B Circuit

P010A is an OBD-II diagnostic trouble code meaning: Mass or Volume Air Flow Sensor B Circuit. Common causes: malfunction of the mass air flow sensor (maf) b, open or short circuit in the sensor wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Unstable engine idling
  • Reduced engine power
  • Increased fuel consumption
  • Check Engine Light Is On

Causes

  • Malfunction of the mass air flow sensor (MAF) B
  • Open or short circuit in the sensor wiring harness
  • Poor contact in the sensor connector
  • Engine control unit (ECU) malfunction

How to Fix

  1. Check the condition of the wiring harness and sensor connector
  2. Clean the contacts of the sensor connector
  3. Check the resistance and voltage at the sensor
  4. If necessary, replace the mass air flow sensor (MAF) B
  5. Reset the error and check for its reappearance

Related codes

Error P010A by Vehicle Brand

FAQ

What does the P010A code mean?

P010A is an OBD-II diagnostic trouble code that indicates: Mass or Volume Air Flow Sensor B Circuit

What causes a P010A error code?

The most common causes of P010A include: Malfunction of the mass air flow sensor (MAF) B; Open or short circuit in the sensor wiring harness; Poor contact in the sensor connector; Engine control unit (ECU) malfunction.

How do I fix a P010A diagnostic trouble code?

To fix P010A: Check the condition of the wiring harness and sensor connector. Clean the contacts of the sensor connector. Check the resistance and voltage at the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P010A?

Limited driving only, diagnose soon

How much does it cost to fix P010A?

The estimated repair cost for P010A is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat