System Description: Inputs

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

Power is supplied at all times

to BCM terminal 55
through 50A fusible link (letter F , located in the fuse and fusible link box).
to BCM terminal 42
through 10A fuse [No. 18, located in the fuse block (J/B)]
to key switch terminal 2
through 10A fuse [No.21, located in the fuse block (J/B)].

Ground is supplied at all times

to BCM terminal 52
through grounds M30 and M66.

When the key switch is ON (key is inserted in ignition key cylinder), power is supplied

to BCM terminal 37
through key switch terminal 1.

When the ignition switch is ACC or ON, power is supplied

to BCM terminal 11
through 10A fuse [No.6, located in the fuse block (J/B)].

When the ignition switch is ON or START, power is supplied

to BCM terminal 38
through 10A fuse [No. 1, located in the fuse block (J/B)].

When the driver side door switch is ON (door is OPEN), ground is supplied

to BCM terminal 62
through driver side door switch terminal 1
through driver door switch case ground.

When the passenger side door switch is ON (door is OPEN), ground is supplied

to BCM terminal 12
through passenger side door switch terminal 1
through passenger side door switch case ground.

When the trunk room lamp switch is ON (trunk is OPEN), ground is supplied

to BCM terminal 57
through the trunk room lamp switch terminals 1 and 2
through body grounds B402, B413.

Keyfob signal is inputted to remote keyless entry receiver (the antenna of the system is built in remote keyless entry receiver).

Remote keyless entry receiver sends keyfob signal

to BCM terminal 20
from remote keyless entry receiver terminal 2.

The remote keyless entry system controls operation of the

power door lock
hazard and horn reminder
auto door lock
map lamp and ignition keyhole illumination
panic alarm
trunk lid opener
keyless power window down (open)