Hyundai Azera: ESC Control Module Repair procedures
| Removal | 
| 1. | 
 Turn the ignition switch OFF.  | 
| 2. | 
 Remove the air duct (B) and air cleaner assembly (A). 
  | 
| 3. | 
 Remove the connector and then arrange the wiring harness (A). 
  | 
| 4. | 
 Remove the brake fluid from the master cylinder reservoir with a syringe. 
  | 
| 5. | 
 Loosen the flare nuts and then remove the brake tube (A). 
 
  | 
| 6. | 
 Pull up the lock of the HECU connector (A) and then disconnect the connector. 
  | 
| 7. | 
 Disconnect the brake tubes from the HECU by unlocking the nuts counterclockwise with a spanner. 
 
  | 
| 8. | 
 Loosen the HECU bracket bolts (A) and then remove HECU and bracket. 
 
 
  | 
| 9. | 
 Remove the bolts and then remove the bracket from HECU. 
  | 
| Installation | 
| 1. | 
 Installation is the reverse 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 - "Bleeding")  | 
ESC Control Module Components and Components Location
Front Wheel Speed Sensor Components and Components LocationBasic Mode Screen
   
(1) Mode Displays currently operating mode.
(2) Operation State From Repeat / Shuffle / Scan, displays the currently operating
function.
(3) File Index Displays the current file number.
(4) Fi ...
   
Input Speed Sensor Troubleshooting
   Signal Waveform
Fig 1) Input/Output speed sensor at low speed
Fig 2) Input/Output speed sensor at high speed ...
   
Front Seat Assembly Repair procedures
   Replacement
1.
Remove the front seat track mounting cover.
2.
After loosening the seat assembly mounting bolts, remove the front seat assembly (A).
Tightening torque :
49.0 ~ 63.7N.m (5.0  ...