C2803
Brake Pressure Transducer Sense Circuit Failure
C2803 is an OBD-II diagnostic trouble code meaning: Brake Pressure Transducer Sense Circuit Failure. Common causes: open or short circuit in the sensor circuit, brake pressure sensor malfunction. Estimated repair cost: $56–167.
Symptoms
- ABS/ESP indicator is on
- Reduced braking performance
- Activating the emergency brake system
Causes
- Open or short circuit in the sensor circuit
- Brake pressure sensor malfunction
- Wiring harness damage
- Problems with contacts in connectors
How to Fix
- Check the integrity of the sensor wires and connectors
- Measure the resistance of the brake pressure sensor
- Check the voltage at the sensor contacts
- Replace brake pressure sensor if necessary
- Clean or replace damaged connectors
Related codes
FAQ
What does the C2803 code mean?
C2803 is an OBD-II diagnostic trouble code that indicates: Brake Pressure Transducer Sense Circuit Failure
What causes a C2803 error code?
The most common causes of C2803 include: Open or short circuit in the sensor circuit; Brake pressure sensor malfunction; Wiring harness damage; Problems with contacts in connectors.
How do I fix a C2803 diagnostic trouble code?
To fix C2803: Check the integrity of the sensor wires and connectors. Measure the resistance of the brake pressure sensor. Check the voltage at the sensor contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C2803?
Limited driving only, diagnose soon
How much does it cost to fix C2803?
The estimated repair cost for C2803 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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