Kia Optima Hybrid: Engine Mechanical System / Lubrication System

Active Air Flap(AAF) Troubleshooting

Troubleshooting SymptomsPossible CausesRemedyWarning illuminated"Check active air flap system"Active Air Flap System Fail(Flap stuck)• Inspect the flap and remove the foreign substance• Check the Active ...

Engine Oil Repair procedures

Oil And Filter Replacement     • Prolonged and repeated contact with mineral oil will result in the removal of natural fats from the skin, leading to dryness, irritation and dermatitis. In ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Relay Box (Passenger Compartment) Repair procedures

Fuse Inspection 1. Be sure there is no play in the fuse holders, and that the fuses are held securely. 2. Are the fuse capacities for each circuit correct? 3. Are there any blown fuses? If a fuse is to be replaced, be sure to use a new fuse of the same capacity. Always determine why the fuse blew first ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Crankshaft Position Sensor (CKPS) Description and Operation

Description Crankshaft Position Sensor (CKPS) detects the crankshaft position and is one of the most important sensors of the engine control system. If there is no CKPS signal input, the engine may stop because of CKPS signal missing. This sensor is installed on the cylinder block or the transaxle housing ...