Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSHYUNDAI2009TUCSON LIMITED, 2.0 BREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLESC (ELECTRONIC STABILITY CONTROL) SYSTEMTROUBLESHOOTING FOR DTCC1206 WHEEL SPEED SENSOR REAR-LH OPEN/SHORTDTC DETECTING CONDITION

2009 Hyundai Tucson Limited, 2.0 B

C1206 Wheel Speed Sensor Rear-LH Open/Short: DTC Detecting Condition

2009 Hyundai Tucson Limited, 2.0 BSECTION DTC Detecting Condition

Item	Detecting Condition	Possible cause
DTC Strategy	Current Monitoring	Open or short of Wheel speed sensor circuit Faulty Wheel speed sensor
Enable Conditions	When the sensor signal current is continuously out of the specified range of 4 mA ± 10% ~ 22 mA ± 10% for 140msec.
Fail Safe	Only one wheel failure : Inhibit the ABS/ESC control, allow the EBD control. The ABS/ESC warning lamps are activated, the EBD warning lamp is not activated. More than two wheels failure : The ABS/EBD/ESC functions are inhibited. The ABS/EBD/ESC warning lamps are activated.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.