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Home >> Kia >> 2018 >> Niro EX >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> ESC/AHB Diagnosis (HEV) (1 Of 2) >> DTC C1206-01: Wheel Speed Sensor Rear-LH Open/Short >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

Fig 1: IBAU System Circuit
G12320238Courtesy of KIA MOTORS AMERICA, INC.
INSPECTION PART - FRONT WHEEL SENSORS LH AND IBAU INSPECTION

Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
 Rear Wheel Sensor LH Connector 2 (power) Chassis ground - B+
Rear Wheel Sensor LH Connector 1 (signal) IBAU Connector 27 (signal) Fig 2
  1. Ignition "OFF".
  2. Disconnect the electrical connector(s) from the concerned component.
 Rear Wheel Sensor LH Connector 2 (power) Chassis ground - 0V
Rear Wheel Sensor LH Connector 1 (signal) Chassis ground - ∞ (infinite)Ω
Rear Wheel Sensor LH Connector 1 (signal) IBAU Connector 27 (signal) Below 1Ω
Rear Wheel Sensor LH Connector 2 (power) IBAU Connector 33 (power) Below 1Ω
Fig 2: Screen Display - Rear Wheel Speed Sensor Signal Waveform
G12320239Courtesy of KIA MOTORS AMERICA, INC.
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