2000 Mazda MPV ESFACTORY OEM SERVICE PROCEDURE

Pcm Removal/Installation

WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable.
  2. Disconnect the connector from the PCM installed on the upper part of the brake pedal.
  3. Remove the bolt and nut holding the PCM.
    Fig 1: Locating PCM Installation Bolt
    G03637959Courtesy of MAZDA MOTORS CORP.
    1. Push the harness (PCM harness) installed to the brake pedal bracket in the opposite direction of the brake pedal bracket.
    2. While pushing the harness, push the stay until it comes apart from the stud with the PCM installation nut.
      Fig 2: Removing PCM Wiring Harness
      G03637960Courtesy of MAZDA MOTORS CORP.
    3. Remove the PCM installation nut.
  4. Install in the reverse order of removal.

    Tightening torqueΒ 

    1. Bolt, nut: 7.9-10.7 N.m {80-110 kgf.cm, 70-95.4 in.lbf}Β 
    Fig 3: Tightening PCM Installation Nut
    G03637961Courtesy of MAZDA MOTORS CORP.
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When to See a Mechanic

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

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

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