Hydraulic Control Module Diagnostics
Tomorrow's Technician
MARCH 7, 2025
ESC systems add software and sensors like yaw, steering angle and even throttle control to keep the vehicle under control. This will release or bleed off the hydraulic pressure that is holding the wheel. HCUMechanicalProblems Mechanical issues with the HCU are rare, but they can occur. ABS is the foundation of the ESC system.
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