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Free to use workshop manual for your 2015+ Mk4 'ND' Mazda MX-5
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SIDE TURN LIGHT

Purpose

  • The side turn lights are used to signal vehicles/people at the side of the vehicle that the vehicle is going to make a right or left turn.

Function

  • When the BCM receives a turn light LH or RH signal sent via CAN communication from the start stop unit, it flashes the side turn light.

Construction

  • The side turn light is located on the front fender panel.

Operation

    Turn light system

  • When the turn switch is moved to the LH or RH position with the ignition switched ON (engine off or on), the start stop unit detects (1) a turn switch LH or RH signal.

  • The start stop unit sends (2) the turn switch LH or RH signal to the BCM via CAN communication as a turn light LH or RH signal.

  • When the BCM receives the turn light LH or RH signal, it flashes (3) the side turn light (LH) or (RH).

    Hazard warning system

  • When the hazard warning switch is on (1), the start stop unit detects (2) a hazard warning switch on signal.

  • The start stop unit sends (3) the hazard warning switch on signal to the BCM via CAN communication as a turn light LH and RH signals.

  • When the BCM receives the turn light LH and RH signals, it flashes (4) the side turn lights (LH) and (RH).

Fail-safe

  • Not applicable

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Free to use workshop manual for your 2015+ Mk4 'ND' Mazda MX-5

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