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Hazard And Horn Reminder Function

WARNING: This page is about a different car, the 2008 Infiniti EX35. However, it is still accessible from the selected car via links, so may be relevant.

When doors are locked or unlocked by Intelligent Key, BCM flashes hazard warning lamps as a reminder.

The hazard and horn reminder has a horn chirp mode (C mode) and a non-horn chirp mode (S mode).

Operating Function of Hazard and Horn Reminder

OPERATING FUNCTION OF HAZARD AND HORN REMINDER

- C mode S mode
Intelligent Key operation Lock Unlock Lock Unlock
Hazard warning lamp flash Twice Once Twice -
Horn sound Once - - -

Hazard and horn reminder does not operate if any door switch is ON (any door is OPEN).

How to Change Hazard and Horn Reminder Mode 

With CONSULT-III 

Refer to CONSULT-III FUNCTION (BCM - INTELLIGENT KEY)  .

Without CONSULT-III 

When LOCK and UNLOCK signals are sent from the Intelligent Key for more than 2 seconds at the same time, the hazard and horn reminder mode is changed and hazard warning lamp flashes and horn sounds as follows:

Fig 1: Identifying Intelligent Key Signals Communication Diagram
G04877094Courtesy of NISSAN MOTOR CO., U.S.A.