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EPS DTC Troubleshooting Index (2016 2017 2018 2019 2020)

DTC  Detection Item 
11 -01 - Refer to: DTC 11-01, 11-02, 12-01 (Without Auto Idle Stop System) (2017 2018 2019 2020) , or DTC 11-01, 11-02, 12-01 (Without Auto Idle Stop System) (2014 2015 2016) , or DTC 11-01, 11-02, 12-01 (With Auto Idle Stop System) (2016 2017 2018 2019 2020) Low/High IG1-Terminal Voltage
-02 - Refer to: DTC 11-01, 11-02, 12-01 (Without Auto Idle Stop System) (2014 2015 2016) , or DTC 11-01, 11-02, 12-01 (With Auto Idle Stop System) (2016 2017 2018 2019 2020) , or DTC 11-01, 11-02, 12-01 (Without Auto Idle Stop System) (2017 2018 2019 2020) Control Unit Power Supply Voltage
12 -01 - Refer to: DTC 11-01, 11-02, 12-01 (Without Auto Idle Stop System) (2014 2015 2016) , or DTC 11-01, 11-02, 12-01 (With Auto Idle Stop System) (2016 2017 2018 2019 2020) , or DTC 11-01, 11-02, 12-01 (Without Auto Idle Stop System) (2017 2018 2019 2020) Motor Power Supply Voltage
21 -01 - Refer to: DTC 21-01, 21-02 (With CAN Gateway) (2019 2020) , or DTC 21-01, 21-02 (Without CAN Gateway) (2016 2017 2018) , or DTC 21-01, 21-02 (With CAN Gateway) (2016 2017 2018) Excessive Change of the Vehicle Speed Signal
-02 - Refer to: DTC 21-01, 21-02 (Without CAN Gateway) (2016 2017 2018) , or DTC 21-01, 21-02 (With CAN Gateway) (2016 2017 2018) , or DTC 21-01, 21-02 (With CAN Gateway) (2019 2020) Comparison between the Vehicle Speed and the Engine Speed Signal
22 -01 Engine Speed Signal
30 -01 ECU Software Reprogramming Failure
31 -01 Torque Sensor Neutral Position Not Written
32 -01 EPS Control Unit Internal Circuit (Current Sensor)
-02 EPS Control Unit Internal Circuit (Current Sensor Offset)
-07 EPS Control Unit Internal Circuit (Current Sensor)
-08 EPS Control Unit Internal Circuit (Current Sensor)
-09 Motor Current Correlation
33 -01 Lower FET Stuck ON
-02 Upper FET Stuck ON
-06 Lower FET Stuck ON
-07 Upper FET Stuck ON
34 -01 Power Relay
-02 Fail-Safe Relay
-03 Short in EPS Motor Harness
-04 Short in EPS Motor Harness
-05 Power Relay Stuck OFF
35 -01 EPS Control Unit Internal Circuit (CPU)
-02 EPS Control Unit Internal Circuit (EEPROM1)
-04 EPS Control Unit Internal Circuit (CPU Communication)
-05 EPS Control Unit Internal Circuit (A/D Conversion)
-07 EPS Control Unit Internal Circuit (INHL/INHR ports)
36 -02 EPS Control Unit Internal Circuit (INH Output Circuit)
37 -01 EPS Control Unit Internal Circuit (Step-Up Circuit)
-02 EPS Control Unit Internal Circuit (Step-Up Circuit)
51 -01 Torque Sensor (VT1, VT2 Low/High Check)
-02 Torque Sensor (VT3 Differential-Amplification Function)
-03 Torque Sensor (VT1, VT2 Rapid Change)
-04 Torque Sensor (Temperature)
-05 Torque Sensor (Coil)
61 -04 Motor Harness Malfunction
71 -01 Motor Angle Sensor (SIN/COS Signals)
-02 Motor Angle Sensor (Neutral Position Learning of SIN/COS)
-03 Motor Angle Sensor (SIN/COS Signals)
-07 Motor Angle Sensor (SIN/COS Signals)
81 -03 Yaw Rate Sensor Malfunction
83 -01 - Refer to: DTC 83-01, 83-02 (Without CAN Gateway) (2016 2017 2018) , or DTC 83-01, 83-02 (With CAN Gateway) (2016 2017 2018) , or DTC 83-01, 83-02 (With CAN Gateway) (2019 2020) CAN Communication Failure
-02 - Refer to: DTC 83-01, 83-02 (Without CAN Gateway) (2016 2017 2018) , or DTC 83-01, 83-02 (With CAN Gateway) (2016 2017 2018) , or DTC 83-01, 83-02 (With CAN Gateway) (2019 2020) CAN Communication Timeout Error
84 -01 Steering Angle Sensor Malfunction
85 -01 VSA System Malfunction
DTC  Detection Item 
91 -01 - Refer to: DTC 91-01 (2016 2017 2018 2019 2020) ECU Internal Circuit (Communication Error)
-02 - Refer to: DTC 91-02, 92-01, 92-02 (2016 2017 2018 2019 2020) Motor Current Detector Offset Out of Range
-03 - Refer to: DTC 91-03 (2016 2017 2018 2019 2020) Check Circuit of Torque Sensor
92 -01 - Refer to: DTC 91-02, 92-01, 92-02 (2016 2017 2018 2019 2020) Motor Drive Circuit (Low FET of H-Bridge Circuit) Malfunction
-02 - Refer to: DTC 91-02, 92-01, 92-02 (2016 2017 2018 2019 2020) Motor Drive Circuit (High FET of H-Bridge Circuit) Malfunction
93 -01 - Refer to: DTC 93-01 (With CAN Gateway) (2016 2017 2018) , or DTC 93-01 (Without CAN Gateway) (2016 2017 2018) , or DTC 93-01 (2019 2020) Check Data Communication to Driving Support System Control Unit
-02 - Refer to: DTC 93-02, 93-03, 93-04 (2016 2017 2018 2019 2020) Check Upper and Lower Limit of Driving Support System Control Unit Instruction Electric Current
-03 - Refer to: DTC 93-02, 93-03, 93-04 (2016 2017 2018 2019 2020) Check Electric Current of Driving Support System Control Unit Instruction
-04 - Refer to: DTC 93-02, 93-03, 93-04 (2016 2017 2018 2019 2020) Check Output of Driving Support System Control Unit