Symptom Troubleshooting Chart [Keyless Entry System]

2013 Mazda MX-5 Miata Grand Touring, Automatic TransSECTION Symptom Troubleshooting Chart [Keyless Entry System]
No. Troubleshooting item Description
1 One or more on-board diagnostic functions inoperative
  • Malfunction in trunk lid opener system, horn system, hazard warning light system, or door lock linkage system
2 All on-board diagnostic functions inoperative
  • Malfunction in keyless control module power supply circuit, door switch circuit, keyless control module ground circuit
3 Transmitter ID code cannot be reprogrammed
  • Malfunction in keyless receiver or keyless control module circuit.
RENDER: 1.0x

NO RELATED

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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.