OBD Guide
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C2796

Brake Pressure Transducer Supply Circuit Failure

C2796 is an OBD-II diagnostic trouble code meaning: Brake Pressure Transducer Supply Circuit Failure. Common causes: open or short circuit in the sensor power supply circuit, brake pressure sensor malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • The brake system fault indicator is on
  • Deterioration of the ABS system
  • Unstable operation of the stabilization system (ESP)

Causes

  • Open or short circuit in the sensor power supply circuit
  • Brake pressure sensor malfunction
  • Wiring harness damage
  • Poor contact in connectors
  • Contact corrosion

How to Fix

  1. Check the integrity of the sensor power supply circuit
  2. Inspect the wiring harness for damage
  3. Check the contacts in the connectors for corrosion
  4. Replace brake pressure sensor if necessary
  5. Clean or replace connectors if corroded

Related codes

C0051C0052C0053

FAQ

What does the C2796 code mean?

C2796 is an OBD-II diagnostic trouble code that indicates: Brake Pressure Transducer Supply Circuit Failure

What causes a C2796 error code?

The most common causes of C2796 include: Open or short circuit in the sensor power supply circuit; Brake pressure sensor malfunction; Wiring harness damage; Poor contact in connectors.

How do I fix a C2796 diagnostic trouble code?

To fix C2796: Check the integrity of the sensor power supply circuit. Inspect the wiring harness for damage. Check the contacts in the connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C2796?

Limited driving only, diagnose soon

How much does it cost to fix C2796?

The estimated repair cost for C2796 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat