Kia Optima: Inspection

Blower Resistor. Repair procedures

...

Replacement

1. Disconnect the negative (-) battery terminal. 2. Remove the main crash pad lower cover (A). 3. Disconnect the blower resistor connector ...

See also:

Removal and Installation
1. Disconnect the terminals from the battery. Tightening torque :(+) terminal (A) : 7.8 ~ 9.8N.m (0.8 ~ 1.0kgf.m, 5.8 ~ 7.2lb-ft) (-) terminal (B) : 4.0 ...

Auto door lock/unlock feature (if equipped)
All doors will automatically lock when the transaxle shift lever is shifted out of P (Park). All doors will automatically unlock when the transaxle shift lever is shifted into P (Park). ...

Seat Heater Switch. Schematic Diagrams
Circuit Diagram ...