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Terminals and Reference Value for BCM

WARNING: This page is about a different car, the 2006 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
BCM TERMINALS AND REFERENCE VALUE

Terminal Wire color Item Condition Voltage [V] (Approx.)
1 PU Key ring illumination output signal Key ring illumination is lighting. Battery voltage
Key ring illumination is being turned off. 0
11 LG Ignition switch (ACC) Ignition switch is in ACC or ON position Battery voltage
12 P Front door switch (Passenger side) ON (door open) 0
OFF (door closed)
G04122314
13 P Rear door switch RH ON (door open) ==> OFF (door closed) 0 ==> Battery voltage
18 B Sensor ground - 0
19 Y Remote keyless entry receiver power supply Ignition key is removed from key cylinder Waiting state
G04122315
Any operation using key fob
G04122316
20 L Remote keyless entry receiver signal Ignition key is removed from key cylinder Waiting state
G04122317
Any operation using key fob
G04076969
22 Y Power window link signal -
G04076924
37 B/P Key switch ON (Key is inserted in IGN key cylinder) ==> OFF (Key is removed from IGN key cylinder) Battery voltage ==> 0
38 W/L Ignition switch (ON) Ignition switch is in ON or START position Battery voltage
39 L CAN H - -
40 P CAN L - -
41 R/B Battery saver output signal 30 minutes after ignition switch is turned to OFF 0
Ignition switch is in ON position Battery voltage
42 GY Power source (Fuse) - Battery voltage
44 Y Driver door lock actuator (Unlock) Door lock / unlock switch (Free ==> Unlock) 0 ==> Battery voltage ==> 0
45 G/W Left turn signal lamp When door lock or unlock is operated using key fob.(1) (ON ==> OFF) Battery voltage ==> 0
46 PU/W Right turn signal lamp When door lock or unlock is operated using key fob.(1) (ON ==> OFF) Battery voltage ==> 0
47 Y/PU Step lamp output signal Step lamp is lighting 0
Step lamp is being turned off Battery voltage
48 PU/R Room lamp output signal Room lamp is lighting.(2) 0
Room lamp is being turned off.(2) Battery voltage
50 PU Door lock actuator (Lock) Door lock / unlock switch (Free ==> Lock) 0 ==> Battery voltage ==> 0
51 W/L Passenger and rear doors lock actuator (Unlock) Door lock / unlock switch (Free ==> Unlock) 0 ==> Battery voltage ==> 0
52 B Ground - 0
54 W Battery power supply (power window) - Battery voltage
55 W/R Power source (Fusible link) - Battery voltage
57 R/W Trunk room lamp switch close ==> open Battery voltage ==> 0
62 W Front door switch (Driver side) ON (door open) 0
      OFF (door closed)
G04122320
63 P Rear door switch LH ON (door open) ==> OFF (door close) 0 ==> Battery voltage
(1) In the state that hazard reminder operates.
(2) In the state that room lamp switch is in "DOOR" position.
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