Wheel Speed Sensor Circuit Inspection

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.

Item	Normal Value	Prerequisite Condition	Probe (+)	Probe (-)
Power circuit (Open or Short): Voltage	Approx. 11V (refer to below waveform)	Wheel Speed Sensor (Front Left) Connector: Disconnected Ignition Switch: On	Wheel Speed Sensor Power terminal	Chassis ground
Signal circuit: Voltage	Approx. 0V	Wheel Speed Sensor (Front Left) Connector: Disconnected Ignition Switch: On	Wheel Speed Sensor Signal terminal	Chassis ground
Signal circuit: (Short to ground): Resistance	Approx. ∞ Ω	Ignition Switch: Off Wheel Speed Sensor (Front Left) Connector: Disconnected	Wheel Speed Sensor Signal terminal	Chassis ground
Signal circuit: (Open): Resistance	Approx. Below 1Ω	Ignition Switch: Off Wheel Speed Sensor (Front Left) Connector: Disconnected ESP (ESC) Connector: Disconnected	Wheel Speed Sensor Signal terminal	ESP (ESC) harness connector's signal terminal

Courtesy of HYUNDAI MOTOR AMERICA

(Fig.1) Normal Waveform at power terminal of the Wheel Speed Sensor with connector disconnected

Is the result within specifications?
YES
- Go to next step.
NO
- Repair open or short in power/signal circuit between ESP (ESC) harness connector and Wheel Speed Sensor harness connector and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.