2012 Acura ZDXFACTORY OEM SERVICE PROCEDURE

VSA Modulator-Control Unit Removal and Installation: Removal

  1. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  2. Remove the air cleaner (see AIR CLEANER ELEMENT INSPECTION/REPLACEMENT ).
  3. Disconnect the 10 mm brake lines (A) and the 12 mm brake lines (B) from the VSA modulator-control unit (C).
    Fig 1: Identifying VSA Modulator-Control Unit And Brake Lines
    G08076148Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Disconnect the VSA modulator-control unit 46P connector (A) by pulling up the lever (B); the connector disconnects itself.
    Fig 2: Identifying Lever Connector
    G08076149Courtesy of AMERICAN HONDA MOTOR CO., INC.
  5. Remove the VSA modulator-control unit bracket mounting bolts (A), then remove the VSA modulator-control unit (B)-with the bracket (C) from the body.
    Fig 3: Identifying VSA Modulator-Control Unit Bracket Mounting Bolts
    G08076150Courtesy of AMERICAN HONDA MOTOR CO., INC.
  6. Remove the locknuts (A), then remove the VSA modulator-control unit (B) from the bracket (C).
    Fig 4: Identifying VSA Modulator-Control Unit, Bracket And Locknuts
    G08076151Courtesy of AMERICAN HONDA MOTOR CO., INC.
  7. Remove the rubber dampers (D) and the grommet (E) from the VSA modulator-control unit.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.