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Quest LE
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Brake Control System
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DTC/Circuit Diagnosis
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DTC C1143: Steering Angle Sensor
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DTC Logic
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DTC Detection Logic
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DTC Detection Logic
DTC
Display Item
Malfunction detected condition
Possible causes
C1143
ST ANG SEN CIRCUIT
When a malfunction is detected in steering angle sensor.
When an open circuit is detected in steering angle sensor circuit
When an short circuit is detected in steering angle sensor circuit
Wheel alignment is outside specified range.
Harness or connector
Steering angle sensor
ABS actuator and electric unit (control unit)
Fuse
Ignition power supply system
CAN communication line
Wheel alignment