Advanced Key Disassembly/Assembly

2011 Mazda 3 Mazdaspeed, 2.3 3SECTION Advanced Key Disassembly/Assembly
WARNING: This page is about a different car, the 2010 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
  1. Pull out the auxiliary key.
    Fig 1: Pulling Auxiliary Key
    G06732019Courtesy of MAZDA MOTORS CORP.
  2. Insert a tape-wrapped flathead screwdriver into the notch in the advanced key and rotate it in the direction shown in the figure to open the advanced key.
    Fig 2: Inserting Tape-Wrapped Flathead Screwdriver Into Notch
    G06149578Courtesy of MAZDA MOTORS CORP.
  3. Remove the battery.
    Fig 3: Removing Battery
    G06149579Courtesy of MAZDA MOTORS CORP.
RENDER: 1.0x

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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.