Kia Optima Hybrid: Steering System / Troubleshooting
| Troubleshooting |
| Symptom | Probable cause | Remedy |
| Play in steering | Loose yoke plug | Retighten |
| Loose steering gear mounting bolts | Retighten | |
| Loose or worn tie rod end | Retighten or replace as necessary | |
| Steering wheel does not return properly | Excessive turning resistance of tie rod end | Replace |
| Yoke plug excessively tight | Adjust | |
| Tie rod and/or ball joint cannot turn smoothly | Replace | |
| Loose mounting of gear box mounting bracket and/or worn steeringshaft joint | Retighten | |
| Worn steering shaft joint and/or body grommet | Correct or replace | |
| Distorted rack | Replace | |
| Damaged pinion bearing | Replace | |
| Twisted or damaged hoses | Reposition or replace |
Special Service Tools
Special Service Tools Tool Name / NumberIIIustrationDescriptionLower arm ball joint remover0K545-A9100Removal of front lower arm from front axle Personal Protective Equipment NameIllustrationDescriptionInsulation ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Specifications
Specification Smart Key Unit ItemsSpecificationRated voltageDC 12VOperating voltageDC 9 ~ 16VOperating temperature-30°C ~ 75°C (-22°F ~ 167°F)LoadMax. 2.9mA (When welcome light off)(When welcome light function ON, increase 2mA - 60days average) RF Receiver ItemsSpecificationFrequency315 MHzAntenna ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Automatic Transaxle Description and Operation
Description Automatic Transaxle’s Role Both the engine clutch and the motor are mounted within the automatic transaxle assembly. The engine clutch is used to link the engine with the transaxle. The motor is used to turn the input of the transaxle or can be used as a generator. When used as a generator, ...