OBD Guide

P2444

AIR System Pump Stuck On Bank 1

P2444 is an OBD-II diagnostic trouble code meaning: AIR System Pump Stuck On Bank 1. Common causes: mechanical jamming of the secondary air pump, pump relay fault. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Constant noise from the secondary air pump
  • Increased fuel consumption
  • Check Engine Light Is On
  • Reduced engine power
  • Catalytic converter overheating

Causes

  • Mechanical jamming of the secondary air pump
  • Pump relay fault
  • Short circuit in pump control circuit
  • Problems with the engine control unit (ECU)
  • Secondary air system valve stuck

How to Fix

  1. Check the mechanical condition of the secondary air pump
  2. Check the relay and power supply circuit of the pump
  3. Check the operation of the secondary air system valve
  4. Check engine control unit software
  5. If necessary, replace the secondary air pump

Related codes

Error P2444 by Vehicle Brand

FAQ

What does the P2444 code mean?

P2444 is an OBD-II diagnostic trouble code that indicates: AIR System Pump Stuck On Bank 1

What causes a P2444 error code?

The most common causes of P2444 include: Mechanical jamming of the secondary air pump; Pump relay fault; Short circuit in pump control circuit; Problems with the engine control unit (ECU).

How do I fix a P2444 diagnostic trouble code?

To fix P2444: Check the mechanical condition of the secondary air pump. Check the relay and power supply circuit of the pump. Check the operation of the secondary air system valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2444?

Yes, but get it checked soon

How much does it cost to fix P2444?

The estimated repair cost for P2444 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat