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2012
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Optima LX, Automatic Trans
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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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Troubleshooting
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ABS Does Note Operate
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Inspection Procedures
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Check The Wheel Speed Sensor Circuit
Check The Wheel Speed Sensor Circuit
Refer to
ELECTRONIC STABILITY CONTROL SYSTEM DIAGNOSIS
. .
Is it normal?
YES
Check the hydraulic circuit for leakage.
NO
Repair or replace the wheel speed sensor.