Kia Optima: Recommended ShiftingDrive the vehicle in the highest gear that allows the engine to run and accelerate smoothly without hesitating or stalling. This will give you the most efficient fuel economy and emission control. However, never operate the engine with the tachometer (RPM) in the red area.
Manual Transaxle Operation
DownshiftingBulb wattage
...
Removal
1.
Turn the ignition switch OFF and disconnect the negative
(-) battery cable.
2.
Disconnect the accelerator position sensor connector
(A).
...
Removal
1.
Disconnect the battery negative
cable and wait for at least three minutes before beginning work.
2.
Remove the glove box housing.
(Refer to the Body group- crash p ...