< Previous Next >

2016 – MX-5 – Body and Accessories

IMMOBILIZER SYSTEM

Outline

• The immobilizer system is a vehicle theft prevention device that only allows remote transmitters that have been previously programmed to the vehicle to start the engine.

Structural View

System Wiring Diagram

Function

• The immobilizer system-related parts programmed to the immobilizer system have a programmed key ID number, and starting the engine is only permitted when the key ID number matches.

• Immobilizer system-related parts can be programmed using the Mazda Modular Diagnostic System (M-MDS).

• A maximum 6 remote transmitters can be programmed to one vehicle.

• If the following parts are replaced, it is necessary to program them to the immobilizer system.

• Remote transmitter (transponder)

• PCM

• Start stop unit

Key code read function

• The coil antenna is integrated with the push button start.

  

• When the push button start is touched with the upper part of the remote transmitter with the remote transmitter battery voltage depleted, the coil antenna reads the key code from the transponder built in the remote transmitter and sends the key code to the start stop unit.

Operation

• Operate in the following order to allow engine starting.

< Previous Next >