Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
EPS Control Unit
EPS control unit has the following functions:
- Reading in of signals
- Evaluation of input factors
- Actuation of components
- Transmission of requests/information
Reading in of Signals
The input factors are read in over the following connections:
- Direct line
- CAN communication line
Direct line
- The signals from the EPS torque sensor read in via a direct line.
CAN communication line
- The signals are read in from each control unit via CAN communication. For detail, refer to System Description .
Evaluation of Input Factors
The input factors which are read in are evaluated by the integrated microprocessor, the relevant components are then actuated and requests/information are output.
Actuation of Components
EPS actuator is actuated directly.
Transmission of Requests/Information
The requirements/information are sent to each control unit via CAN communication. For detail, refer to System Description .
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.