Kia Optima: Recommended Shifting
Drive 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
The manual transaxle has five forward gears. Press the clutch pedal down fully
while shifting, then release it slowly.
A special safety feature prevents inadvertent shifting from 5 (Fifth) to R ( ...
Downshifting
When you must slow down in heavy traffic or while driving up steep hills, downshift
before the engine starts to “labor’’. Downshifting reduces the chance of stalling
and gives better acceleration ...
See also:
Driving at night
Because night driving presents more hazards than driving in the daylight, here
are some important tips to remember:
Slow down and keep more distance between you and other vehicles, as it
ma ...
Injector. Description and Operation
Description
Based on information from various sensors, the ECM can calculate
the fuel amount to be injected. The fuel injector is a solenoid-operated valve
and the fuel injection amount is cont ...
Underdrive Brake Control Solenoid Valve (UD/B_VFS) Description and Operation
Description
Underdrive brake control solenoid valve(UD/B_VFS) is attached
to the valve body. This variable force solenoid valve directly controls
the hydraulic pressure to the underdrive brake. ...