Hyundai Elantra: Cruise Control System / Cruise Control Switch Components and Components Location

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 ...

Cruise Control Switch Schematic Diagrams

Circuit Diagram ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Troubleshooting
Failure Diagnosis 1. In principle, ESC and TCS controls are prohibited in case of ABS failure. 2. When ESC or TCS fails, only the failed system control is prohibited. 3. However, when the solenoid valve relay should be turned off in case of ESC failure, refer to the ABS fail-safe. 4. ...

Hyundai Elantra AD (2016-2020) Service Manual: External AMP Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Open the trunk, remove the right luggage side trim. (Refer to Body - "Trunk Trim") 3. Remove the external amplifier (B) after disconneting the connector (A) and loosening the mounting nuts. Installation 1. Install the exte ...