C2798
Brake Pressure Transducer Supply Short To Ground
C2798 is an OBD-II diagnostic trouble code meaning: Brake Pressure Transducer Supply Short To Ground. Common causes: damaged or frayed wiring harness, faulty brake pressure sensor. Estimated repair cost: $33–167.
Symptoms
- ABS/ESP indicator is on
- Unstable operation of the brake system
- Errors in other related systems
- Disabling Brake Assist Systems
Causes
- Damaged or frayed wiring harness
- Faulty brake pressure sensor
- Short circuit in power supply
- Corrosion or poor contact in connectors
- Problems with the brake system control unit
How to Fix
- Check the integrity of the wiring harness to the brake pressure sensor
- Test the brake pressure sensor for resistance and voltage.
- Inspect connectors and contacts for corrosion
- Check circuit grounding
- Replace the pressure sensor if it is faulty
- Restore damaged electrical wiring
Related codes
FAQ
What does the C2798 code mean?
C2798 is an OBD-II diagnostic trouble code that indicates: Brake Pressure Transducer Supply Short To Ground
What causes a C2798 error code?
The most common causes of C2798 include: Damaged or frayed wiring harness; Faulty brake pressure sensor; Short circuit in power supply; Corrosion or poor contact in connectors.
How do I fix a C2798 diagnostic trouble code?
To fix C2798: Check the integrity of the wiring harness to the brake pressure sensor. Test the brake pressure sensor for resistance and voltage.. Inspect connectors and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C2798?
Limited driving only, diagnose soon
How much does it cost to fix C2798?
The estimated repair cost for C2798 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat