Kia Optima Hybrid: ESC(Electronic Stability Control) System / ESC OFF Switch Repair procedures

Inspection
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the crash pad side switch assembly.

3.
Check the continuity between the switch terminals as the ESC OFF switch is engaged.

ESC OFF Switch Description and Operation

Description 1. The ESC OFF switch is for the user to turn off the ESC system. 2. The ESC OFF lamp is on when ESC OFF switch is engaged. ...

Steering Angle Sensor Description and Operation

Description The Steering Angle Sensor (SAS) is installed in MDPS (Motor Driven Power Steering) and it sends messages to HECU through CAN communication line. The SAS is used to determine turning direction ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Electric Oil Pump (EOP) Description and Operation


Description This transaxle has a standard Mechanical Oil Pump (MOP) linked to the input shaft to generates oil pressure when input shaft rotates. Being a hybrid, this transaxle also has an Electric Oil Pump (EOP). Because the hybrid features Auto-Stop which starts and stops the engine as needed. The ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Components and Components Location


Components 1. Steering wheel2. Steering column3. ECU4. Motor5. Steering gear box MDPS Circuit Diagram Harness Connector TypePin NoDescriptionBattery1Battery -2Battery +Vehicle1IGN2-3-4-5-6-7High_CAN8Low_CAN ...

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