OBD Guide
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C1293

Brake Fluid Pressure Sensor Circuit

C1293 is an OBD-II diagnostic trouble code meaning: Brake Fluid Pressure Sensor Circuit. Common causes: open or short circuit in wiring harness, faulty brake fluid pressure sensor. Estimated repair cost: $56–167.

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

Symptoms

  • ABS/ESP indicator is on
  • Reduced braking performance
  • Disabling the stabilization system

Causes

  • Open or short circuit in wiring harness
  • Faulty brake fluid pressure sensor
  • Poor contact in connectors
  • ABS/ESP module malfunction

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the contacts in the sensor connectors
  3. Check sensor resistance
  4. Replace the brake fluid pressure sensor if necessary
  5. Reflash the ABS/ESP module if required

Related codes

C1294C1295C1296

FAQ

What does the C1293 code mean?

C1293 is an OBD-II diagnostic trouble code that indicates: Brake Fluid Pressure Sensor Circuit

What causes a C1293 error code?

The most common causes of C1293 include: Open or short circuit in wiring harness; Faulty brake fluid pressure sensor; Poor contact in connectors; ABS/ESP module malfunction.

How do I fix a C1293 diagnostic trouble code?

To fix C1293: Check the integrity of the wiring harness. Check the contacts in the sensor connectors. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1293?

Limited driving only, diagnose soon

How much does it cost to fix C1293?

The estimated repair cost for C1293 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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