Infiniti M45 (Y34). Manual — part 226
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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The headlamps flash and the horn sounds intermittently.
The alarm automatically turns off after 50 seconds but will reactivate if the vehicle is tampered with again.
VEHICLE SECURITY SYSTEM DEACTIVATION
To deactivate the vehicle security system, a door or the trunk lid must be unlocked with the key or electronic
key.
When the key is used to unlock a door, driver door control unit (LCU01) terminal 9 receives a ground signal
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from terminal 1 of the driver side door key cylinder switch.
When the emergency key is used to unlock the trunk lid, BCM terminal 145 receives a ground signal
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from terminal 1 of the trunk lid key cylinder switch.
When the BCM receives either one of these signals or unlock signal from electronic key, the vehicle security
system is deactivated. (Disarmed phase)
PANIC ALARM OPERATION
Remote keyless entry system may or may not operate vehicle security system (horn and headlamps) as
required.
When the Remote keyless entry system is triggered, ground is supplied intermittently.
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from BCM terminal 5 (lamp relay) and 127 (security horn relay)
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to headlamp relay-1 terminal 1 and
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to headlamp relay-2 terminal 2 and
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to security horn relay terminal 1.
The headlamp flashes and the security horn sounds intermittently.
The alarm automatically turns off after 30 seconds or when BCM receives any signal from electronic key or
emergency key.
BL-130
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Schematic
AIS001ET
TIWA0199E
VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Wiring Diagram — VEHSEC —
AIS001EU
TIWA0200E
BL-132
VEHICLE SECURITY (THEFT WARNING) SYSTEM
TIWA0201E
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