Inspect your spark plugs as described in chapter 7 and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way.
Change to "winter weight" oil if
necessary
To keep locks from freezingKia Cee'd JD Service Manual: CVVT (Continuously Variable Valve Timing) System Description and operation
Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve
timing of the intake and exhaust valve in accordance with the ECM control signal
which is calculated by the engine speed and load.
By controlling CVVT, the valve over-lap or under-lap ...
Kia Cee'd JD Owners Manual: Checking the amount of air conditioner
refrigerant and compressor
lubricant
When the amount of refrigerant is low,
the performance of the air conditioning is
reduced. Overfilling also has a bad influence
on the air conditioning system.
Therefore, if abnormal operation is
found, we recommend that the system be
inspected by an authorized Kia dealer.
WARNING - Vehi ...