OBD Guide

P2575

Direct Ozone Reduction Catalyst Deterioration Sensor Circuit High

P2575 is an OBD-II diagnostic trouble code meaning: Direct Ozone Reduction Catalyst Deterioration Sensor Circuit High. Common causes: catalyst sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine Light Is On
  • Possible reduction in engine power
  • Deterioration of environmental indicators
  • Changing the operation of the exhaust gas recirculation system

Causes

  • Catalyst sensor malfunction
  • Open or short circuit in the sensor circuit
  • Wiring harness damage
  • Sensor connection problems
  • Engine ECU malfunction

How to Fix

  1. Check the integrity of the sensor circuit
  2. Inspect the sensor connectors and connections
  3. Check sensor resistance
  4. Replace the faulty sensor if necessary
  5. Check the operation of the engine ECU

Related codes

Error P2575 by Vehicle Brand

FAQ

What does the P2575 code mean?

P2575 is an OBD-II diagnostic trouble code that indicates: Direct Ozone Reduction Catalyst Deterioration Sensor Circuit High

What causes a P2575 error code?

The most common causes of P2575 include: Catalyst sensor malfunction; Open or short circuit in the sensor circuit; Wiring harness damage; Sensor connection problems.

How do I fix a P2575 diagnostic trouble code?

To fix P2575: Check the integrity of the sensor circuit. Inspect the sensor connectors and connections. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2575?

Yes, but get it checked soon

How much does it cost to fix P2575?

The estimated repair cost for P2575 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat