Hyundai Elantra (CN7): Motor Driven Power Steering / MDPS Wiring

Repair procedures

Removal
   
•
For DTC C125901 / C125929 / C125938 / C129002, refer to "CN7 MDPS DTC Diagnostic Guide".
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
   
•
Disconnect the battery negative cable from the battery and then wait for at least 3 minutes.
2.
Remove the fuse cover (A).

3.
Disconnect the grommet (A) and MDPS connector (B).

   
•
When removing the connector, separate it as follows.

4.
Remove the wiring after disconnecting the MDPS connector (A).

Installation
1.
To install, reverse the removal procedures.

    Repair procedures Removal1.Loosen the wheel nuts slightly.Raise the vehicle, and make sure it is securely supported.2.Remove the front wheel and tire (A) from the front hub.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Start/Stop Button

    Components and components location Component Repair procedures Removal1.Disconnect the negative(-) battery terminal.2.Remove the AVN Head unit.(Refer to Body Electrical System - "AVN(Audio Video Navigation) head unit")3.Loosen the mounting screws and remove the start/stop button (A).

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Troubleshooting

    Trouble Symptom ChartsTrouble Symptom 1Trouble Symptom 2 Trouble symptom Probable cause Remedy The set vehicle speed varies greatly upward or downward"Surging" (repeated alternating acceleration and deceleration) occurs after settingMalfunction of the vehicle speed se

    Categories

     
    Copyright © 2026 www.helantra7.com - 0.0144