Kia Cadenza YG: ESC(Electronic Stability Control) System / Yaw-rate and G Sensor Description and Operation

Kia Cadenza YG 2016-2021 Service Manual / Brake System / ESC(Electronic Stability Control) 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
Measurement range
-75 ~ 75°/sec

Frequency response
15 ~ 45Hz

Lateral G sensor
Measurement range
-14.715 ~ 14.715m/s²

Frequency response
50Hz ± 60% (±3dB)


External Diagram

    Removal 1. Remove the rear wheel and tire. Tightening torque: 88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft) 2. Remove the rear wheel speed sensor mounting bolt (A).

    Removal 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the floor console. (Refer to the Body - "Console") 3.

    Other information:

    Kia Cadenza YG 2016-2021 Service Manual: Description and Operation

    Description Back view camera will activate when the backup light is ON with the ignition switch ON and the shift lever in the R position. This system is a supplemental system that shows behind the vehicle through the ECM (Reverse Display Room Mirror) mirror or AVN head unit while backing-up.

    Kia Cadenza YG 2016-2021 Service Manual: Blind Spot Detection Unit Repair procedures

    Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the rear bumper. (Refer to Body - "Rear Bumper") 3. Remove the BSD unit (A) after loosening the mounting screws.     Take care not to separate the bracket from rear bumper when removing the BSD sensor.

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