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Home >> Lexus >> 2017 >> GS 200t Base >> Repair and Diagnosis (Single Page) >> Steering >> Power Steering >> Variable Gear Ratio Steering System - Diagnostic Codes & Symptom Tests >> Variable Gear Ratio Steering System >> DTC C15A3-63: Motor Rotation Angle Not Detected; DTC C15C5-69: Motor Rotation Signal Not Detected [09/2014 - ] >> Caution / Notice / Hint
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Caution / Notice / Hint

NOTE:
  • When replacing the VGRS ECU (front steering control ECU) or steering actuator assembly, perform actuator angle neutral position calibration and initialization after replacing parts (Refer to CALIBRATION [09/2014 - ] ).
  • Since DTC C1B09/19 is stored in the DRS ECU (rear steering control ECU), after performing repairs on the VGRS system, clear the DTCs for the dynamic rear steering system.*
  • Since DTC C1289 is stored in the skid control ECU (brake actuator assembly), after performing repairs on the VGRS system, clear the DTCs for the vehicle stability control system.
  1. *: w/ Dynamic Rear Steering System
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