Kia Optima Hybrid: Driveshaft and axle / Troubleshooting
| Troubleshooting |
| Trouble Symptom | Probable cause | Remedy |
| Vehicle pulls to one side | Scoring of driveshaft ball joint | Replace |
| Wear, rattle or scoring of wheel bearing | Replace | |
| Defective front suspension and steering | Adjustment or Replace | |
| Vibration | Wear, damage or bending of driveshaft | Replace |
| Driveshaft rattle and hub serration | Replace | |
| Wear, rattle or scratching of wheel bearing | Replace | |
| Shimmy | Defective wheel balance | Adjustment or Replace |
| Defective front suspension and steering | Adjustment or Replace | |
| Excessive noise | Wear, damage or bending of driveshaft | Replace |
| Rattle of driveshaft and worn hub splines | Replace | |
| Wear, rattle or scoring of wheel bearing | Replace | |
| Loose hub nut | Adjustment or Replace | |
| Defective front suspension and steering | Adjustment or Replace |
Special Service Tools
Special Service Tools Tool Name / NumberIllustrationDescriptionBand installer09495 - 39100Installation of hook type boot band.Band installer09495 - 3K000Installation of ear type boot bandLower arm ball ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: NVLD(Natural Vacuum Leakage Detection) Description and Operation
Description NVLD(Natural Vacuum Leakage Detection) is located between the canister and the fuel tank air filter. NVLD is to detect leaks equivalent to a 0.5 mm hole in the fuel tank, canister and hoses. When the engine has been running, the temperature of the fuel in the fuel tank is raised slightly. ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: General Safety Information and Caution
Safety Precaution Since hybrid vehicles contain a high voltage battery, if the high voltage system or vehicles are handled incorrectly, this might lead to a serious accidents like electric shock and electric leakage. • Be sure to shut off the high voltage by removing the ...