2004 Mazda MX-5 Miata Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Inspection Of Continuity

NOTE:
  • Perform the following test only when directed.
  1. Disconnect the negative battery cable.
  2. Remove the neutral switch.
  3. Inspect for continuity between the neutral switch terminals using an ohmmeter.
    Fig 1: Identifying Neutral Switch [BP, BP With TC] Part Side Connector & Rod
    G00989752Courtesy of MAZDA MOTORS CORP.
    • If not as specified, replace the neutral switch.
    • If neutral switch is okay but PID value is out of specification, perform the "Circuit Open/Short Inspection". See CIRCUIT OPEN/SHORT INSPECTION .

    Specification 

    Fig 2: Checking Continuity Of Neutral Switch [BP, BP With TC]
    G00989751Courtesy of MAZDA MOTORS CORP.
  4. Reconnect the neutral switch connector.
Factory Service Tools

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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.

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