Hyundai Santa Fe: ESP(Electronic Stability Program) System / Yaw-rate and G Sensor. Description and operation

The yaw rate and G sensor is included inside the air bag control module (SRSCM).

When the vehicle is turning with respect to a vertical axis the yaw rate sensor detects the yaw rate electroniclly by the vibration change of plate fork inside the yaw rate sensor.

If yaw velocity reaches the specific velocity after it detects the vehicle'yawing, the ESC control is reactivated.

The later G sensor senses vehicle's lateral G. A small element inside the sensor is attached to a deflectable leverarm by later G.

Direction and magnitude of lateral G loaded to vehicle can be known with electrostatic capacity changing according to lateral G.

Emergency Signal System. Description and operation

Description Introduction of quick brake warning system (ESS) In case of quick brake by driver, the brake lamp or turn signal is blinked to warn against the vehicle at rear...

Yaw-rate and G Sensor. Specifications

Specifications Description Specification Operating voltage 8 - 16V Output signal CAN Interface Operating temperature -40 - 85°C (-40 - 185°F) Yaw-rate sensor Measurement range -128 to +128°/sec Frequency response 15 - 45Hz G sensor Measurement range -1...

Other information:

Hyundai Santa Fe (TM) 2019-2024 Service Manual: AVN Remote Control. Components and components location

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Hyundai Santa Fe (TM) 2019-2024 Service Manual: Repair procedures

Replacement 1. Remove the cap and the nuts, and then remove the wiper arm (A). Tightening torque : 22.6 - 26.5 N.m (2.3 - 2.7 kgf.m, 16.6 - 19.5 lb-ft) 2...