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HOMESERVICE MANUALSMAZDA20113 MAZDASPEED, 2.3 3REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 586 (SECURITY SYSTEM AND LOCKS SYSTEM)KEYLESS RECEIVER INSPECTION [ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM]NOTES
2011 Mazda 3 Mazdaspeed, 2.3 3

Keyless Receiver Inspection [Advanced Keyless Entry And Push Button Start System]: Notes

2011 Mazda 3 Mazdaspeed, 2.3 3SECTION Notes
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. Remove the following parts:
    1. Front scuff plate (LH) (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .)
    2. Front side trim (LH) (See FRONT SIDE TRIM REMOVAL/INSTALLATION .)
    3. Upper panel (See UPPER PANEL REMOVAL/INSTALLATION .)
    4. Shift knob (MTX) (See MANUAL TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION .)
    5. Selector lever knob (ATX) (See AUTOMATIC TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION .)
    6. Shift panel (See SHIFT PANEL REMOVAL/INSTALLATION .)
    7. Side wall (See SIDE WALL REMOVAL/INSTALLATION .)
    8. Console (See CONSOLE REMOVAL/INSTALLATION .)
  2. Set the hood release lever out of the way. (See HOOD LATCH AND RELEASE LEVER REMOVAL/INSTALLATION .)
  3. Remove the lower panel, (driver-side) (See LOWER PANEL REMOVAL/INSTALLATION .)
  4. Measure the voltage according to the terminal voltage table.
    • If the voltages cannot be verified as indicated in the terminal voltage table, inspect the parts under "Inspection item (s)".
      • If the system does not work normally even though the parts or related wiring harnesses do not have any malfunction, replace the keyless receiver.
  5. Disconnect the negative battery cable.
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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.