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.
Repair Procedures: Installation
- Installation is the reverse of removal.
- Tighten the HECU mounting bolts and nuts to the specified torque.
- After installation, bleed the brake system.
(Refer to ABS bleeding)
NOTE: In a case of replacing ESC HECU, operate following functions.- "Steering Angle Sensor Calibration" for steering angle sensor offset correction.
(Refer to the ASP CALIBRATION .
- "Longitudinal Sensor Calibration" for Longitudinal sensor offset correction.
(Refer to the "YAW-RATE AND G SENSOR ")
- "Steering Angle Sensor Calibration" for steering angle sensor offset correction.
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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