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Optima SX
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Repair and Diagnosis
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Brakes
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Traction Control
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Electronic Stability Control (ESC) System - Except HEV
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ESC OFF Switch
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Repair Procedures
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Inspection
Repair Procedures: Inspection
Turn ignition switch OFF and disconnect the negative (-) battery cable.
Remove the crash pad side switch assembly.
Fig 1: Crash Pad Side Switch Assembly
Courtesy of KIA MOTORS AMERICA, INC.
Check the continuity between the switch terminals as the ESC OFF switch is engaged.
Fig 2: Switch Terminals Continuity Chart
Courtesy of KIA MOTORS AMERICA, INC.