OBD Guide

C0577

Brake Pressure Sensor D Circuit/Open

C0577 is an OBD-II diagnostic trouble code meaning: Brake Pressure Sensor D Circuit/Open. Common causes: broken or damaged wires in the sensor circuit, poor contact in sensor connectors. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • ABS/ESP indicator is on
  • Reduced ABS performance
  • Unstable behavior of the ESP system

Causes

  • Broken or damaged wires in the sensor circuit
  • Poor contact in sensor connectors
  • Malfunction of the pressure sensor itself
  • Problems with the brake ECU

How to Fix

  1. Check the continuity of the pressure sensor circuit
  2. Check the contacts in the sensor connectors
  3. Check the resistance of the pressure sensor
  4. Replace pressure sensor if necessary
  5. Check and reflash the brake system ECU

Related codes

Error C0577 by Vehicle Brand

FAQ

What does the C0577 code mean?

C0577 is an OBD-II diagnostic trouble code that indicates: Brake Pressure Sensor D Circuit/Open

What causes a C0577 error code?

The most common causes of C0577 include: Broken or damaged wires in the sensor circuit; Poor contact in sensor connectors; Malfunction of the pressure sensor itself; Problems with the brake ECU.

How do I fix a C0577 diagnostic trouble code?

To fix C0577: Check the continuity of the pressure sensor circuit. Check the contacts in the sensor connectors. Check the resistance of the pressure sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0577?

Do not drive — repair immediately

How much does it cost to fix C0577?

The estimated repair cost for C0577 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat