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Home >> Toyota >> 2019 >> Sequoia SR5, 4WD >> Repair and Diagnosis >> Suspension >> Electronic Suspension >> Air Suspension System - Diagnostic Codes >> Air Suspension System >> DTC C1784: Steering Angle Sensor Communication Error [08/2015 - 08/2019] >> Description

DTC C1784: Steering Angle Sensor Communication Error [08/2015 - 08/2019]: Description

The steering angle sensor signal is sent to the suspension control ECU through the CAN communication system. When there is a communication malfunction, this DTC is stored by the diagnosis function.

DTC Code Detection Condition Trouble Area
C1784 A steering angle sensor or steering angle sensor power source malfunction signal is detected for 5 seconds or more.
  • Steering angle sensor
  • Steering angle sensor power source circuit
  • Suspension control ECU