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.
Reprogram Control Module
To reprogram an existing Electric Power Steering Control Module WITHOUT replacement, perform the following procedure;
- Install EL-49642 SPS programming support tool.
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select Electronic Power Steering Control Module - Programming and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select Electronic Power Steering Control Module - Configuration and follow the on-screen instructions.
- Ignition OFF and all vehicle systems OFF. It may take up to 2 minutes for all vehicle systems to power down.
- Ignition ON.
- On the SPS Supported Controllers screen, select Electronic Power Steering Control Module - Setup and follow the on-screen instructions.
- Perform the Steering Angle Sensor Centering and Software Endstop Learning procedure. Refer to Power Steering Control Module Calibration .
- Clear all DTCs after completing the programming and setup procedures.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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