Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSHYUNDAI2005ELANTRA GLS, 4D HATCHBACK, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEIGNITION SYSTEMENGINE ELECTRICAL SYSTEM - GENERAL INFORMATIONTROUBLESHOOTINGCRUISE CONTROL SYSTEM
2005 Hyundai Elantra GLS, 4D Hatchback, Automatic
Cruise Control System
2005 Hyundai Elantra GLS, 4D Hatchback, AutomaticSECTION Cruise Control System
NOTE:
Before troubleshooting:
- Check the No. 2 (10A), No.8 (10A), No. 10 (10A) and No. 16 (15A) fuse in the under - hood fuse/relay box.
- Check that the horn sounds.
- Check the tachometer to see if it works properly.
CRUISE CONTROL SYSTEM
| Symptom | Suspect Area | See |
|---|---|---|
| Cruise control cannot be set | Cruise control switch | See CRUISE CONTROL SWITCH TEST |
| Brake switch | See BRAKE SWITCH TEST | |
| A/T gear position switch | See AUTOMATIC TRANSAXLE SYSTEM | |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Cruise control cannot be set and indicator light does not go on | Dimming circuit in gauge | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Cruise speed is noticeably higher or lower than what was set | Vehicle speed sensor | See AUTOMATIC TRANSAXLE SYSTEM |
| Cruise control unit and actuator cable deflection | See ACTUATOR CABLE ADJUSTMENT | |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Excessive overshooting or undershooting when trying to set speed | Cruise control unit and actuator cable deflection | See ACTUATOR CABLE ADJUSTMENT |
| Vehicle speed sensor | See AUTOMATIC TRANSAXLE SYSTEM | |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Speed fluctuation on a flat road with cruise control set | Vehicle speed sensor | See AUTOMATIC TRANSAXLE SYSTEM |
| Cruise control unit and actuator cable deflection | See ACTUATOR CABLE ADJUSTMENT | |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Vehicle does not decelerate or accelerate accordingly when SET/RESUME/CANCEL button is pushed | Cruise control switch | See CRUISE CONTROL SWITCH TEST |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Cruise control does not cancel when shift lever is moved to N position (A/T) | A/T gear position switch | See AUTOMATIC TRANSAXLE SYSTEM |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Set speed is not cancelled when brake pedal is pushed | Brake switch | See BRAKE SWITCH TEST |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Cruise control will not cancel when main switch is pushed OFF | Cruise control switch | See CRUISE CONTROL SWITCH TEST |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Cruise control will not cancel when CANCEL button is pushed | Cruise control switch | See CRUISE CONTROL SWITCH TEST |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| Set speed will not resume when RESUME button (with main switch on, when set speed is temporarily cancelled) is depressed | Cruise control switch | See CRUISE CONTROL SWITCH TEST |
| Cruise control unit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) | |
| The transmission shifts down slower than normal when going up a hill with the cruise control on (A/T) | Troubleshooting the cruise control communication circuit | See CRUISE CONTROL COMMUNICATION CIRCUIT TROUBLESHOOTING (A/T) |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.