Hyundai Tucson: ESC(Electronic stability system) System / Yaw-rate and G Sensor Description and Operation

Description
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 ESP 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.

Specifications
Description
Specification
Remarks
Operating voltage
10 ~ 16V

Output signal
CAN Interface

Operating temperature
-40 ~ 85°C (-40 ~ 185°F)

Yaw-rate sensor
Operating range
-75 ~ 75°/sec

Frequency response
15 ~ 45Hz

Lateral G sensor
Operating range
-14.75 ~ 14.75m/sx

Frequency response
50Hz ± 60%


External Diagram

ESC Control Unit Repair procedures
Removal 1. Turn the ignition switch OFF. 2. Disconnect the brake tubes from the HECU by unlocking the nuts counterclockwise with a spanner. Tightening torque : ABS : 12.7 ~ 16.7N.m(1.3 ~ 1 ...

Yaw-rate and G Sensor Repair procedures
Removal 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the floor console. 3. Disconnect the yaw rate & lateral & Longitudinal G sensor connect ...

Other information:

Hyundai Tucson (LM) 2010-2015 Service Manual: Troubleshooting
Troubleshooting Guide Before Thinking The Product Has Malfunctioned 1. Errors which occur during the operation or installation of the device may be mistaken as a malfunction of the actual device. 2. If you are having problems with the divice, try the suggestions listed below. 3. If the ...

Hyundai Tucson (LM) 2010-2015 Owners Manual: Ending voice recognition
While Voice Recognition is operating Press and hold the  key on the steering remote controller ✽ NOTICE While using voice command, pressing any steering wheel control or a different key will end voice command. When the system is waiting for a voice command, say “cancel” or ...

© 2010-2021 www.htmanual.net