LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Acura >> 2009 >> CSX Base, Standard >> Repair and Diagnosis >> Steering >> Power Steering >> Steering >> EPS Components >> EPS Control Unit Removal/Installation
April 5, 2026: LEMON Manuals is launched! Read the announcement.

EPS Control Unit Removal/Installation

  1. Make sure you have the anti-theft code for the audio or navigation system, then write down the audio presets.
  2. Make sure the ignition switch is OFF, then disconnect the negative cable from the battery.
  3. Remove the passenger's dashboard lower cover (see DRIVER'S DASHBOARD LOWER COVER REMOVAL/INSTALLATION ).
  4. Remove the passenger's side kick panel (see TRIM REMOVAL/INSTALLATION - DOOR AREAS ).
  5. Disconnect EPS control unit connectors A (2P), connector B (2P), connector C (2P), and connector D (28P).
    Fig 1: Identifying EPS Control Unit Connectors A (2P), Connector B (2P), Connector C (2P) And Connector D (28P)
    G06267677Courtesy of AMERICAN HONDA MOTOR CO., INC.
  6. Remove the nuts (E) from the EPS control unit (F).
  7. Remove the EPS control unit.
  8. Install the EPS control unit in the reverse order of removal.
  9. Reconnect the negative cable to the battery and do the following items:
    • Enter the anti-theft code for the audio or navigation system, then enter the customer's audio presets.
    • Set the clock.
    • Make sure the horn and turn signal switches work properly.
    • Make sure the steering wheel switches work properly.
    • If the EPS control unit is replaced, the EPS control unit must memorize the torque sensor neutral position (see MEMORIZING THE TORQUE SENSOR NEUTRAL POSITION  ).
  10. After installation, start the engine, and let it idle. Turn the steering wheel from lock-to-lock several times. Check that the EPS indicator does not come on.