Hyundai Elantra (CN7): Driveshaft and axle / Troubleshooting
| Troubleshooting |
|
Symptom
|
Expected cause
|
Countermeasure
|
| Leaning phenomenon of vehicle | Defect on front suspension and steering. | Adjust or replace |
| Wheel bearing burning | Replace | |
| Vibration | Over abrasion, separation, damaged or bended on drive shaft | Replace |
| Wheel bearing separation | Replace | |
| shimmy | Inappropriated wheel balance | Adjust or replace |
| Combination of front suspension and steering | Adjust or replace | |
| Noise | Over worned out, damaged or bended | Replace |
| Noise on connecting part of drive shaft and hub while driving straight, back or curve (Clicking or Creaking noise) | Adjust hub nut fastening or replace inner washer | |
| Noise from inner side of shaft while driving curve (Repeated tapping noise) | Replace | |
| Friction noise on drive shaft boots (Sticky noise) | Clean and apply fluorine lubricant | |
| Damaged or burnt of drive shaft damper (Booming noise) | Replace damper kit | |
| Hub nut has got loosen | Adjust | |
| Trouble on the front suspension and steering | Adjust or replace | |
| Disk fixing bolt has got loosen | Adjust | |
| Noise on wheel bearing while driving (Whir noise) | Replace | |
| Wheel bearing has separation, contacted surface of flange burnt | Replace | |
| Leakage | Leakage of grease on drive shaft boots (partial parts replacement when inboard side boots has leakage) | Replace |
| Rust | corrosion on nonpainting area (Not a problem for functioning) | Explain to customer it is normal |
| ABS warning lamp illuminated | Loosen assembly on wheel bearing sensor and sensor cable | Adjust |
| Foreign substance on wheel bearing sensor assembly area (connector) | Cleaning | |
| Communication trouble (diagnostic tool inspection and trouble code deletion) | Adjust |
Specification Engine Transmission Joint type Max.
Other information:
Hyundai Elantra (CN7) 2021-2026 Service Manual: In-car Sensor
Description and operation DescriptionThe In-car air temperature sensor is built in the heater & A/C control unit.The sensor contains a thermistor which measures the temperature of the inside. The signal decided by the resistance value which changes in accordance with perceived inside temperature, is delivered to heater control unit and accor
Hyundai Elantra (CN7) 2021-2026 Service Manual: Climate Control Air Filter
Description and operation Description The climate control air filter is located in the blower unit. It eliminates foreign materials and odor. The particle filter performs a role as an odor filter as well as a conventional dust filter to ensure comfortable interior environment.
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