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: AUX jack Description and Operation
Description
The multimedia jack on the console upper cover is for
customers who like to listen to external portable music players like the
MP3 etc., through the vehicle's sound system when it is linked to this
jack. The customer has this added option.
In case of distortions from media conn ...
Hyundai Sonata LF 2014-2019 Service Manual: General Safety Information and Caution
Instructions
When Handling Refrigerant
1.
R-134a liquid refrigerant is highly volatile. A drop on the
skin of your hand could result in localized frostbite. When handling the
refrigerant, be sure to wear gloves.
2.
It is standard practice to wear goggles or glasses to protect
your eye ...
