Kia Optima Hybrid: Engine Electrical System / Charging System

Troubleshooting

Trouble Shooting Ignition System SymptomSuspect areaRemedyVehicle indicates Ready in dash, but engine will not run when requested by the HPCU (HEV module).Ignition coilInspect ignition coil, or replace ...

Repair procedures

On-vehicle Inspection     • Check that the auxiliary 12V battery cables are connected to the correct terminals. • Disconnect the auxiliary 12V battery cables when the battery is given a quick ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Power Door Lock Switch Repair procedures

Inspection Driver Door Lock Switch Inspection 1. Disconnect the negative (-) battery terminal. 2. Remove the front door trim panel. (Refer to the BD group - "Front door") 3. Disconnect the connector from the power window switch module. 4. Check for continuity between the terminals in each switch position ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Knock Sensor (KS) Description and Operation

Description Knocking is a phenomenon characterized by undesirable vibration and noise and can cause engine damage. Knock Sensor (KS) is installed on the cylinder block and senses engine knocking. When knocking occurs, the vibration from the cylinder block is applied as pressure to the piezoelectric element. ...