Hyundai Palisade (LX2): ESP(Electronic Stability Program) System / Yaw-rate and G Sensor
Hyundai Palisade (LX2) 2020-2025 Service Manual / Brake System / ESP(Electronic Stability Program) System / Yaw-rate and G Sensor
Description and operation
| Description |
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.
Repair procedures
| Removal |
| 1. |
Turn ignition switch OFF and disconnect the negative (-) battery cable.
|
| 2. |
Remove the floor console.
(Refer to Body - "Floor Console")
|
| 3. |
Pull up the lock, of the SRSCM connector, the disconnect the connector.
|
| 4. |
Remove the SRSCM mounting bolts (3EA) from the SRSCM, then remove the
SRSCM.
|
| Installation |
| 1. |
To install, reverse the removal procedures.
|
| 2. |
Perform Longitudinal G-sensor calibration in vehicle S/W Management
menu of the GDS.
|
| Adjustment |
As manual for diagnosis methods by using diagnosis device, the main contents
are as follows:
| 1. |
Connect self-diagnosis connector(16pins) located in the lower of driver
side crash pad to self-diagnosis device, and then turn the self-diagnosis
device after key is ON.
|
| 2. |
Select the "vehicle model" and "ABS/ESP" on GDS vehicle selection screen,
then select OK.
[Longitudinal G Sensor Calibration]
|
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.
Description and operation Description The DBC function is the acronym word of Downhill Brake Control function. When a vehicle goes down the hill, just pushing the DBC switch enables the car to keep its vehicle's speed at a constant value without operating the brake pedal.
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