Hyundai Sonata: Cruise Control System / Schematic Diagrams
| System Block Diagram |
| Component part | Function |
| Vehicle-speed sensor, ESP/ABS Control Module | Converts vehicle speed to pulse. |
| ECM | Receives signals from sensor and control switches. |
| Cruise control indicator | Illuminate when CRUISE main switch is ON (Built into cluster) |
| Cruise Control switches | CRUISE switch | Switch for automatic speed control power supply. |
| Resume/Accel switch (RES +) | Controls automatic speed control functions by Resume/Accel switch (Set/Coast switch) |
| Set/Coast switch (RES -) | |
| Cancel switches | Cancel switch | Sends cancel signals to ECM. |
| Brake-pedal switch | |
| Transaxle range switch (A/T) | |
| ETC Motor | Regulates the throttle valve to the set opening by ECM. |
Description and Operation
Description
The cruise control system is engaged by the cruise "ON/OFF"
main switch located on right of steering wheel column. The system has
the capability to cruise, coast, accelerate and res ...
Troubleshooting
Trouble Symptom Charts
Trouble Symptom 1
Trouble Symptom 2
Trouble symptomProbable causeRemedyThe set vehicle speed varies greatly upward or downward"Surging" (repeated alternating accelera ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Crash Pad Garnish Assembly [RH] Repair procedures
Replacement
•
When prying with a flat-tip screwdriver or use a prying trim
tool, wrap it with protective tape, and apply protective tape around the
related parts, to prevent damage.
•
Use a plastic panel removal tool to remove interior trim pieces to protect ...
Hyundai Sonata LF 2014-2019 Owners Manual: Shift-Lock Release
If the shift lever cannot be moved from the P (Park) position into R (Reverse)
position with the brake pedal depressed, continue depressing the brake, and then
do the following:
1. Place the ignition switch in the LOCK/OFF position.
2. Apply the parking brake.
3. Carefully remove the cap (1) cove ...
