Engine-Codes - Generic - C2803

C2803 Code - Brake Pressure Transducer Sense Circuit Failure

- Code Popularity: 2,735 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
ChatAC AutoCodes.com AI Chat

What are the Possible Causes of the DTC C2803?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Brake Pressure Transducer
  • Brake Pressure Transducer harness is open or shorted
  • Brake Pressure Transducer circuit poor electrical connection
  • Faulty Trailer Brake Control (TBC) Module
⚠ Does your Car have Safety Recalls? → Check here

How to Fix the DTC C2803?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

Search for C2803 Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the C2803 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the C2803 Code Mean?

The Brake Pressure Transducer is attached to the brake master cylinder and is hardwired to the Trailer Brake Control (TBC) Module. The transducer and the master cylinder are installed new as an assembly. The TBC module supplies voltage to the transducer and ground along circuits. The voltage returned from the transducer and is used by the TBC module to determine current brake pressure. Trailer Brake Control (TBC) Module sets the OBDII code when the Brake Pressure Transducer is not to factory specifications.

C2803 Code - Brake Pressure Transducer Sense Circuit Failure

Need more Information on the Code?

Need more information on how to fix the C2803 code? Get Access to Factory Service Manuals

Code C2803 Information for Specific Makes

  • C2803 Ford Brake Pressure Transducer Sense Circuit Failure
  • C2803 Lincoln Brake Pressure Transducer Sense Circuit Failure
  • C2803 Mercury Brake Pressure Transducer Sense Circuit Failure

Need Help with the Code?

Get the C2803 code diagnosed by a professional: Find a repair shop in your area