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Home >> Infiniti >> 2016 >> Q50 Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Driver Assistance System (ADAS Control Unit) (Introduction, Wiring Diagrams, Basic Inspection And DTCS) (Except Hybrid) >> DTC/Circuit Diagnosis >> DTC C1A03: Vehicle Speed Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC
(On board display)
Trouble diagnosis name DTC detecting condition
C1A03
(3)
VHCL SPEED SE CIRC
(Vehicle speed sensor circuit)
If the vehicle speed signal (wheel speed) from ABS actuator and electric unit (control unit) and the A/T vehicle speed sensor signal (output shaft revolution signal) from TCM, received by the ADAS control unit via CAN communication, are inconsistent