Hyundai Elantra: Cruise Control System / Schematic Diagrams

System Block Diagram

Component Parts And Function Outline
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.
RES+ switch
Controls automatic speed control functions by Resume/Accel switch (Set/Coast switch)
SET- switch
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
Description and Operation
Cruise Control The cruise control system is engaged by the cruise "ON/OFF" main switch located on the right-hand side of steering wheel column. The system has the capability to cruise, coast, a ...

Troubleshooting
Trouble Symptom Charts Trouble Symptom 1 Trouble Symptom 2 Trouble symptomProbable causeRemedyThe set vehicle speed varies greatly upward or downward"Surging" (repeated alternating acceleration ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Changing Engine Coolant
Have coolant changed by an authorized HYUNDAI dealer according to the Maintenance Schedule at the beginning of this chapter. WARNING Do not use engine coolant or antifreeze in the washer fluid reservoir. Engine coolant can severely obscure visibility when sprayed on the windshield and may cau ...

Hyundai Elantra AD (2016-2020) Service Manual: Filler-Neck Assembly Repair procedures
Removal 1. Remove the rear-LH wheel, tire, and the inner wheel house. 2. Disconnect the fuel filter hose (A) and the ventilation hose (B). 3. Open the fuel filler door and unfasten the filler-neck assembly mounting screw (A). 4. Remove the filler-neck assembly from the vehicle after ...

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