OBD Guide

C052C

ABS Pump Motor Control Circuit/Open

C052C is an OBD-II diagnostic trouble code meaning: ABS Pump Motor Control Circuit/Open. Common causes: broken wiring harness, short circuit in the circuit. Estimated repair cost: $56–167.

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

Symptoms

  • ABS light is on
  • Disabling the ABS system
  • ABS pump does not work during diagnostics

Causes

  • Broken wiring harness
  • Short circuit in the circuit
  • ABS pump relay malfunction
  • Problems with the pump motor
  • Poor contact in connectors

How to Fix

  1. Check the wiring harness for open/short circuit
  2. Diagnose the ABS pump relay
  3. Check the voltage at the pump connectors
  4. Check the resistance of the pump motor windings
  5. Replace faulty components

Related codes

Error C052C by Vehicle Brand

FAQ

What does the C052C code mean?

C052C is an OBD-II diagnostic trouble code that indicates: ABS Pump Motor Control Circuit/Open

What causes a C052C error code?

The most common causes of C052C include: Broken wiring harness; Short circuit in the circuit; ABS pump relay malfunction; Problems with the pump motor.

How do I fix a C052C diagnostic trouble code?

To fix C052C: Check the wiring harness for open/short circuit. Diagnose the ABS pump relay. Check the voltage at the pump connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C052C?

Limited driving only, diagnose soon

How much does it cost to fix C052C?

The estimated repair cost for C052C is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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