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

Hyundai Tucson (LM) 2010-2015 Service Manual / Brake System / 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
Yaw-rate sensor	Frequency response	15 ~ 45Hz
Lateral G sensor	Operating range	-14.75 ~ 14.75m/sx
Lateral G sensor	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: AUX(Auxiliary) Jack Description and Operation
Description The AUX, iPod and USB JACK on the center console is for customers who like to listen to external portable music players like the MP3, iPod, earphone, USB memory stick, CD player and etc., through the vehicle's sound system when it is linked to this jack. The customer has this ...

Hyundai Tucson (LM) 2010-2015 Owners Manual: Seat warmers
Seat warmers are provided to warm the seats during cold weather. WARNING The seat warmers can cause a SERIOUS BURN, even at low temperatures and especially if used for long periods of time. Passengers must be able to feel if the seat is becoming too warm so they can turn it off, if needed. Peo ...