Hyundai Genesis: ESC(Electronic Stability Control) System / ESC Control Unit Repair procedures
1. |
Turn ignition switch OFF and disconnect the negative (-) battery cable. |
2. |
Remove the Engine room fuse & relay box (B) after removing the cover (A). |
3. |
Disconnect the brake tubes (A) from the HECU by unlocking the nuts counterclockwise with a wrench.
Tightening torque :
Wheel port : 13.7 ~ 16.7 N.m (1.4 ~ 1.7 kgf.m, 10.1 ~ 12.3 lb-ft)
Master cylinder port : 18.6 ~ 22.6 N.m (1.9 ~ 2.3 kgf.m, 13.7 ~ 16.6 lb-ft)
|
|
4. |
Disconnect the ESC control unit connector. |
5. |
Loosen the HECU bracket bolts, then remove HECU and bracket.
Tightening torque :
19.6 ~ 29.4 N.m (2.0 ~ 3.0 kgf.m, 14.5 ~ 21.7 lb-ft)
|
|
6. |
Remove the bolts, then remove the bracket from HECU.
1. |
Never attempt to disassemble the HECU. |
2. |
The HECU must be transported and stored in. |
3. |
Never give any shock to the HECU. |
|
|
1. |
Install in the reverse order of removal. |
2. |
Tighten the HECU mounting bolts and nuts to the specified torque. |
3. |
After installation, bleed the brake system.
(Refer to Brake System - "Brake System Bleeding") |
4. |
Connect the GDS to the data link connector located underneath the dash panel.
|
5. |
Make a selection and operate the process according to the instructions on the GDS screen.
[Auto Detected Configuration Reset]
[VARIANT CODING]
[ Longitudinal G Sensor Calibration]
[SAS CALIBRATION] |
Operation
The EBD system (Electronic Brake force Distribution) as a
sub-system of the ABS system is to control the maximum braking
effectiveness by the rear wheels.
It further utilizes the e ...
Description
Introduction of quick brake warning system (ESS)
In case of quick brake by the driver, the brake lamp or turn
signal blinks to warn against the vehicle approaching from the rear.
1 ...
Other information:
Replacement
•
Put on gloves to prevent hand injuries.
•
When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.
•
Take care not to scratch the body surface.
...
Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Measure the output voltage of the RPS at idle and various engine speed.
ConditionOutput Voltage (V)Idle Approx. 1.21,500 rpm2.0 ~ 2.26,300 rpm Approx. 2.8
Removal
1.
Turn the ignition switch OFF and dis ...