OBD Guide

P2445

AIR System Pump Stuck Off Bank 1

P2445 is an OBD-II diagnostic trouble code meaning: AIR System Pump Stuck Off Bank 1. Common causes: secondary air pump malfunction, problems with the pump electrical circuit. Estimated repair cost: $56–167.

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

Symptoms

  • Increased emissions of harmful substances
  • Check Engine Light Is On
  • Poor engine performance at idle
  • Unusual noises from the secondary air pump area

Causes

  • Secondary air pump malfunction
  • Problems with the pump electrical circuit
  • Pump relay fault
  • Blocked or damaged secondary air system tubes
  • Problems with the control signal from the ECU

How to Fix

  1. Check the electrical circuit of the secondary air pump
  2. Check pump relay
  3. Inspect the system pipes for blockages or damage
  4. Check the operation of the secondary air pump
  5. If necessary, replace the pump or other faulty components

Related codes

Error P2445 by Vehicle Brand

FAQ

What does the P2445 code mean?

P2445 is an OBD-II diagnostic trouble code that indicates: AIR System Pump Stuck Off Bank 1

What causes a P2445 error code?

The most common causes of P2445 include: Secondary air pump malfunction; Problems with the pump electrical circuit; Pump relay fault; Blocked or damaged secondary air system tubes.

How do I fix a P2445 diagnostic trouble code?

To fix P2445: Check the electrical circuit of the secondary air pump. Check pump relay. Inspect the system pipes for blockages or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2445?

Yes, but get it checked soon

How much does it cost to fix P2445?

The estimated repair cost for P2445 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat