Mazda CX-5 Service & Repair Manual: Keyless Warning Alarm

Mazda CX-5 Service & Repair Manual / Accessories / Security & Keyless Entry / Entry System / Keyless Warning Alarm

Purpose

The keyless warning alarm notifies the driver that the remote transmitter cannot be verified or the steering lock cannot be released.

Function

When the instrument cluster receives the keyless warning alarm request signal sent from the start stop unit via the CAN signal, the keyless warning alarm sounds.
The keyless warning alarm sound pattern is as shown in the figure. For the conditions that the alarm for each pattern sounds, refer to KEYLESS ENTRY SYSTEM (without advanced keyless entry system)/ADVANCED KEYLESS ENTRY SYSTEM (with advanced keyless entry system).

Pattern A

Pattern B

Pattern C

Construction

The keyless warning alarm sounds using the buzzer built into the instrument cluster.

Operation

1. The instrument cluster receives (1) the keyless warning alarm request signal from the start stop unit.

2. The instrument cluster microcomputer turns the transistor on (2) based on the keyless warning alarm request signal.

3. When the transistor turns on, the ground circuit of the alarm is established and the alarm sounds (3).

Fail-safe

Function not equipped.

Keyless Beeper Removal/Installation

1. Disconnect the negative battery cable.. 2. Remove the cowl grille.. 3. Disconnect the connector. 4. Pull the keyless buzzer in the direction of the arrow (2) shown in the figure while p ...

Ignition Switch, Steering Lock

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Operational Range
The system operates only when the driver is in the vehicle or within operational range while the key is being carried. NOTE When the battery power is low, or in places where there are high-intensity radio waves or noise, the operational range may become narrower or the system may not operate ...