Kia Optima Hybrid: Automatic Transaxle System / Automatic Transaxle System

Troubleshooting

Troubleshooting Fault Diagnosis Features a fail-safe mechanism that prevents dangerous situations from developing in the event of a transaxle failure. The limp home mode engages if the transaxle malfunctions. ...

Automatic Transaxle Description and Operation

Description Automatic Transaxle’s Role Both the engine clutch and the motor are mounted within the automatic transaxle assembly. The engine clutch is used to link the engine with the transaxle. The motor ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Positive Crankcase Ventilation (PCV) Valve Repair procedures


Removal 1. Disconnect the vapor hose (A). 2. Remove the PCV valve (B). Inspection 1. Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger movement.     If the plunger does not move (PCV valve is clogged), clean or replace the valve. Installation 1. ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Valve Clearance Adjustment


Valve Clearance Inspection And Adjustment     Inspect and adjust the valve clearance when the engine is cold (Engine coolant temperature : 20°C (68°F)) and cylinder head is installed on the cylinder block. 1. Remove the cylinder head cover. (Refer to Timing system in this group) 2. Set No.1 ...

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