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: TPMS Receiver Schematic Diagrams


Circuit Diagram Connector pin number Pin NO.DiscriptionRemark1-2-3ECU battery terminal4-5CAN_High6CAN_Low7-8-9Ground10-11-12-13-14-15-16-17-18Ignition ON19-20- ...

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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