Kia Optima: DownshiftingWhen 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 when you again need to increase your speed. When the vehicle is traveling down steep hills, downshifting helps maintain safe speed and prolongs brake life.
Recommended ShiftingOil Pressure Switch. Repair procedures
Inspection
1.
Check the continuity between
the terminal and the body with an ohmmeter.If there is no continuity,
replace the oil pressure switch.
2.
Ch ...
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the HO2S connector.
3.
Measure resistance between the HO2S terminals 4 and
5 [B1/S1].
...
Replacement
Standard values, such as torques and certain adjustments, must be strictly
observed in the reassembly of all parts.If removed, the following
parts should always be replaced with new ones.
...