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 |
| 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: 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 ~ 1.7kgf.m, 9.4 ~ 12.3lb-ft)
ESC : 18.6 ~ 22.6N.m(1.9 ~ 2.3kgf.m, 13.7 ~ 16.6lb-ft)
[LHD]
[RHD]
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Hyundai Tucson (LM) 2010-2015 Service Manual: Console Components and Components Location
Components
[A/T]
1. Floor console2. Console upper cover (AT)3. Floor console tray4. Floor console bezel5. Extension side cover
...
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