Hyundai Tucson: Cruise Control System (CC) / Schematic Diagrams
| 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. | |
* ETC Motor : Electronic Throttle Control Motor
Troubleshooting
- Trouble Symptom Charts
Trouble Symptom 1
Trouble Symptom 2
Trouble symptomProbable causeRemedy
The set vehicle speed varies greatly upward or downward"Surging" (repeated alternating accel ...
Cruise Control (CC) Switch
- Components
1. Remote control switch (Audio swtich)2. Remote control switch (Cruise control switch)
- Circuit Diagram
Trip+SCC+MSLA+LFA
- Inspection
1.Check for resistance betwe ...
Other information:
Hyundai Tucson (NX4) 2022-2026 Service Manual: Relay Box (Engine Compartment)
- Inspection
Power Relay (Type A)
1.There should be continuity between the No.30 and No.87 terminals
when power and ground are connected to the No.85 and No.86 terminals.
2.There should be no continuity between the No.30 and No.87 terminals when power is disconnected.[Engine room relay box]
...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Immobilizer indicator light
Without smart key
This indicator light illuminates:
When the vehicle detects the
immobilizer in the key with the
ignition switch in the ON position.
- At this time, you can start the
engine.
- The indicator light goes off after
starting the engine.
This indicator light bl ...
