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Variable Gear Ratio Steering System

VARIABLE GEAR RATIO STEERING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [09/2014 - 11/2017]

DTC Code Description
C1591/51 Actuator Neutral Position Calibration Undone
C1592/52 Actuator Neutral Position Calibration Incomplete
C1593/53 Actuator Standard Position
C1595/55 Lost Communication with Steering Angle Sensor Module(SIL)
C1597/57 Lost Communication between VGRS and DRS
C15A1/61 Short in Motor Circuit
C15A2/62 Open in Motor Circuit
C15A3/63 Motor Rotation Angle Not Detected
C15A4/64 Motor Rotation Angle Malfunction
C15A5/65 Lock Mechanism Circuit
C15A6/62 Actuator Motor Power Distribution Malfunction
C15A9/66 Lock Holder Deviation Detection
C15AA/66 Lock Mechanism Release Incomplete
C15AB/66 Lock Mechanism Insertion
C15B1/71 ECU Malfunction(CPU)
C15B2/72 ECU Malfunction(Internal Line)
C15B3/73 ECU Malfunction(Substrate Temperature Sensor)
C15B4/71 ECU Malfunction(Actuator Angle Record)
C15B5/82 ECU Malfunction(Flash Memory)
C15B6/83 ECU Malfunction(EEPROM)
C15C1/74 Steering Angle Sensor
C15C2/74 Steering Angle Sensor B+
C15C3/75 Brake System Control Module
C15C4/68 Steering Signal Not Detected
C15C5/69 Motor Rotation Signal Not Detected
C15C6/77 IG Power Supply Voltage
C15C7/78 DC Motor Power Source Voltage
C15C8/79 Power Supply Relay Failure
C15C9/76 DRS System Malfunction
C15CA/79 EPS System Malfunction
C15CB/84 VSC System Malfunction
U0100/56 Lost Communication with ECM / PCM "A"
U0101/56 Lost Communication with TCM
U0125/56 Lost Communication with Yaw Rate Sensor Module
U0126/56 Lost Communication with Steering Angle Sensor Module
U0129/56 Lost Communication with Brake System Control Module
U0131/56 Lost Communication with Power Steering Control Module
U0134/56 Lost Communication with DRS Module
VARIABLE GEAR RATIO STEERING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [11/2017 - 09/2020]

DTC Code Description
C1591/51 Actuator Neutral Position Calibration Undone
C1592/52 Actuator Neutral Position Calibration Incomplete
C1593/53 Actuator Standard Position
C1595/55 Lost Communication with Steering Angle Sensor Module(SIL)
C1597/57 Lost Communication between VGRS and DRS
C15A1/61 Short in Motor Circuit
C15A2/62 Open in Motor Circuit
C15A3/63 Motor Rotation Angle Not Detected
C15A4/64 Motor Rotation Angle Malfunction
C15A5/65 Lock Mechanism Circuit
C15A6/62 Actuator Motor Power Distribution Malfunction
C15A9/66 Lock Holder Deviation Detection
C15AA/66 Lock Mechanism Release Incomplete
C15AB/66 Lock Mechanism Insertion
C15B1/71 ECU Malfunction(CPU)
C15B2/72 ECU Malfunction(Internal Line)
C15B3/73 ECU Malfunction(Substrate Temperature Sensor)
C15B4/71 ECU Malfunction(Actuator Angle Record)
C15B5/82 ECU Malfunction(Flash Memory)
C15B6/83 ECU Malfunction(EEPROM)
C15C1/74 Steering Angle Sensor
C15C2/74 Steering Angle Sensor B+
C15C3/75 Brake System Control Module
C15C4/68 Steering Signal Not Detected
C15C5/69 Motor Rotation Signal Not Detected
C15C6/77 IG Power Supply Voltage
C15C7/78 DC Motor Power Source Voltage
C15C8/79 Power Supply Relay Failure
C15C9/76 DRS System Malfunction
C15CA/79 EPS System Malfunction
C15CB/84 VSC System Malfunction
U0100/56 Lost Communication with ECM / PCM "A"
U0101/56 Lost Communication with TCM
U0125/56 Lost Communication with Yaw Rate Sensor Module
U0126/56 Lost Communication with Steering Angle Sensor Module
U0129/56 Lost Communication with Brake System Control Module
U0131/56 Lost Communication with Power Steering Control Module
U0134/56 Lost Communication with DRS Module
VARIABLE GEAR RATIO STEERING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [09/2020 - ]

DTC Code Description
C1591 Actuator Neutral Position Calibration Undone
C1592 Actuator Neutral Position Calibration Incomplete
C1593 Actuator Standard Position
C1595 Lost Communication with Steering Angle Sensor Module(SIL)
C1597 Lost Communication between VGRS and DRS
C15A1 Short in Motor Circuit
C15A2 Open in Motor Circuit
C15A3 Motor Rotation Angle Not Detected
C15A4 Motor Rotation Angle Malfunction
C15A5 Lock Mechanism Circuit
C15A6 Actuator Motor Power Distribution Malfunction
C15A9 Lock Holder Deviation Detection
C15AA Lock Mechanism Release Incomplete
C15AB Lock Mechanism Insertion
C15B1 ECU Malfunction(CPU)
C15B2 ECU Malfunction(Internal Line)
C15B3 ECU Malfunction(Substrate Temperature Sensor)
C15B4 ECU Malfunction(Actuator Angle Record)
C15B5 ECU Malfunction(Flash Memory)
C15B6 ECU Malfunction(EEPROM)
C15C1 Steering Angle Sensor
C15C2 Steering Angle Sensor B+
C15C3 Brake System Control Module
C15C4 Steering Signal Not Detected
C15C5 Motor Rotation Signal Not Detected
C15C6 IG Power Supply Voltage
C15C7 DC Motor Power Source Voltage
C15C8 DC Motor Power Source Voltage(ECU Start-up)
C15C9 DRS System Malfunction
C15CA EPS System Malfunction
C15CB VSC System Malfunction
U0100 Lost Communication with ECM / PCM "A"
U0101 Lost Communication with TCM
U0125 Lost Communication with Yaw Rate Sensor Module
U0126 Lost Communication with Steering Angle Sensor Module
U0129 Lost Communication with Brake System Control Module
U0131 Lost Communication with Power Steering Control Module
U0134 Lost Communication with DRS Module