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HOMESERVICE MANUALSACURA2023MDX BASEREPAIR AND DIAGNOSISSTEERINGELECTRONIC STEERINGELECTRONIC POWER STEERING EPS SYSTEM DIAGNOSTICSDTC TROUBLESHOOTING INDEXEPS DTC TROUBLESHOOTING INDEX (2022 2023 2024)
2023 Acura MDX Base

EPS DTC Troubleshooting Index (2022 2023 2024)

2023 Acura MDX BaseSECTION EPS DTC Troubleshooting Index (2022 2023 2024)
DTC  Detection Item 
C0063 -96  Yaw-Rate Sensor Malfunction
C1400 -11 - Refer to: DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1403-96, C1421-14, C1433-62 (2025)  or DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1421-14, C1422-14 (2022 2023 2024)  Motor Current Malfunction
-13 - Refer to: DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1403-96, C1421-14, C1433-62 (2025)  or DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1421-14, C1422-14 (2022 2023 2024)  EPS Motor Circuit Open
-14 - Refer to: DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1403-96, C1421-14, C1433-62 (2025)  or DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1421-14, C1422-14 (2022 2023 2024)  Motor Voltage Malfunction
-96 - Refer to: DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1403-96, C1421-14, C1433-62 (2025)  or DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1421-14, C1422-14 (2022 2023 2024)  EPS Motor Malfunction
C1403 -29 - Refer to: DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1403-96, C1421-14, C1433-62 (2025)  or DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1421-14, C1422-14 (2022 2023 2024)  Motor Angle Sensor (SIN/COS)Signals Incorrect Correlation
-62 - Refer to: DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1403-96, C1421-14, C1433-62 (2025)  or DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1421-14, C1422-14 (2022 2023 2024)  EPS Motor Rotor Position Sensor/EPS Motor Redundant Position Sensor Malfunction
C1420 -29 - Refer to: DTC Troubleshooting: C1420-29 (2025)  or DTC Troubleshooting: C1420-29, C1422-29 (2022 2023 2024)  Main Torque Sensor and Sub Torque Sensor Incorrect Correlation
C1421 -14 - Refer to: DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1403-96, C1421-14, C1433-62 (2025)  or DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1421-14, C1422-14 (2022 2023 2024)  Main Torque Sensor Malfunction
C1422 -14 - Refer to: DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1403-96, C1421-14, C1433-62 (2025)  or DTC Troubleshooting: C1400-11, C1400-13, C1400-14, C1400-96, C1403-29, C1403-62, C1421-14, C1422-14 (2022 2023 2024)  Sub Torque Sensor Malfunction
-29 - Refer to: DTC Troubleshooting: C1420-29 (2025)  or DTC Troubleshooting: C1420-29, C1422-29 (2022 2023 2024)  Sub Torque Sensor Internal Malfunction
U0029 -00 - Refer to: DTC Troubleshooting: U0029-00 (EPS Control Unit) (2022 2023 2024)  or DTC Troubleshooting: U0029-00 (EPS Control Unit) (2025)  F-CAN Malfunction (Bus-Off)
U0100 -00  F-CAN Malfunction (EPS Control Unit-PCM/TCM)
U0122 -00  F-CAN Malfunction (EPS Control Unit-VSA/ABS Modulator-Control Unit)
U0151 -00  F-CAN Malfunction (EPS Control Unit-SRS Unit)
U0155 -00  F-CAN Malfunction (EPS Control Unit-Gauge Control Module)
U0416 -68  (VSA System Malfunction)
U129C -00 - Refer to: DTC Troubleshooting: U129C-00 (With Integrated Driver Support System (EPS Control Unit)) (2025)  or DTC Troubleshooting: U129C-00 (With Integrated Driver Support System (Camera and Five Radars) (EPS Control Unit)) (2025)  or DTC Troubleshooting: U129C-00 (EPS Control Unit) (2022 2023 2024)  F-CAN Malfunction (EPS Control Unit-Driving Support System Control Unit)
U1483 -94 - Refer to: DTC Troubleshooting: U1483-68, U1483-94 (EPS Control Unit) (2025)  or DTC Troubleshooting: U1483-94 (EPS Control Unit) (2022 2023 2024)  (LKAS Malfunction)
U3000 -49  EPS Control Unit Internal Circuit Malfunction
-55  EPS Control Unit Internal Malfunction
U3003 -16 - Refer to: DTC Troubleshooting: U3003-16 (EPS Control Unit (3.5L Engine))  or DTC Troubleshooting: U3003-16 (EPS Control Unit (3.0L Engine))  Battery Voltage Low
-17  Battery Voltage High
-1C - Refer to: DTC Troubleshooting: U3003-1C (EPS Control Unit (3.5L Engine))  or DTC Troubleshooting: U3003-1C (EPS Control Unit (3.0L Engine))  12V Battery Voltage Failure
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.