Which cars report code C056E?

Code C056E is named in 3 US owner complaints. Models: 3, model years 2016–2020. Cadillac XT5, Chevrolet Colorado, Chevrolet Malibu.

C056E code: Brake Pedal Position Sensor Supply Voltage Circuit High

Q: What does code C056E mean?

Brake Pedal Position Sensor Supply Voltage Circuit High. How to read C056E: the letter C means chassis (brakes, ABS, steering, suspension); the second digit 0 marks a generic SAE code shared by all makes; the last three characters 56E identify the specific fault.

Code C056E is named in 3 US owner complaints. Models: 3, model years 2016–2020.

What the code means

Brake Pedal Position Sensor Supply Voltage Circuit High. Generic meaning per SAE J2012 (the same for all makes).

How to read C056E: the letter C means chassis (brakes, ABS, steering, suspension); the second digit 0 marks a generic SAE code shared by all makes; the last three characters 56E identify the specific fault.

ABS/ESC codes: wheel speed sensors, the ABS hydraulic unit and pump, brake booster, pressure and yaw sensors. A hit to a wheel or suspension often damages the wheel speed sensor or its wiring, so on a damaged car this code is a reason to inspect the hub, knuckle and control arms, not just swap the sensor.

Key figures

Complaints with this code: 3
Models: 3
Model years: 2016–2020

Which models and years

Models whose owners name this code (3). Years link to the model year problems page.

Model	Years	Complaints
Cadillac XT5	2018	1
Chevrolet Colorado	2016	1
Chevrolet Malibu	2020	1

Components named together with the code

Component as the owner filed it (one complaint can list several).

Service brakes 2
Steering 2
Electrical system 1

Complaints by model year

2016 1
2018 1
2020 1

What to do if an auction car has this code

Inspect the wheel and suspension on the impact side: the wheel speed sensor is often damaged together with the hub or knuckle.
Check whether the ABS and ESC lights stay on after start-up.
After replacing sensors or the hydraulic unit, bleeding and scan tool adaptation may be required.

What owners report

Excerpts of owner complaints in the original wording. Owner statements not verified by the regulator; personal data removed.

As a result, my mechanic has had to source a remanufactured replacement part. After the replacement Rack and Pinion was installed, the vehicle began throwing a variant code, C056E:45 â âIncorrect Variant Programming.â It appears that the replacement part may not be properly programmed for the exact trim…
Chevrolet Colorado 2016 · 2026-09
I was having some routine maintenance done on my car and a popping sound was heard around and under the front of my car. The the car displays a break light in the display and the fault code C056E is now constantly present in the computer. My vehicle is not showing a recall but I know this problem.
Cadillac XT5 2018 · 2023-10

Related codes

Sources: public official US data (owner complaints) and the SAE J2012 standard. Complaints are owner statements not verified by the regulator. A code from a complaint does not replace a scan tool diagnosis. Data updated 2026-11-10.