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Home >> Nissan-Datsun >> 2012 >> Frontier SL, RWD >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System >> Ecu Diagnosis Information >> BCM (Body Control Module) >> Physical Values
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Physical Values

Terminal Wire color Item Signal input/output Measuring condition Reference value or waveform (Approx.)
Ignition switch Operation or condition
1 BR Ignition keyhole illumination Output OFF Door is locked (SW OFF) Battery voltage
Door is unlocked (SW ON) 0V
2 P Combination switch input 5 Input ON Lighting, turn, wiper OFF
Wiper dial position 4
G04903924
3 SB Combination switch input 4 Input ON Lighting, turn, wiper OFF
Wiper dial position 4
G04903925
4 V Combination switch input 3 Input ON Lighting, turn, wiper OFF
Wiper dial position 4
G04903924
5 L Combination switch input 2 Input ON Lighting, turn, wiper OFF
Wiper dial position 4
G04903925
6 R Combination switch input 1
7 GR Front door lock assembly LH (key cylinder switch) unlock Input OFF ON (open, 2nd turn) Momentary 1.5V
OFF (closed) 0V
8 SB Front door lock assembly LH (key cylinder switch) lock Input On (open) Momentary 1.5V
OFF (closed) 0V
9 Y Rear window defogger switch Input ON Rear window defogger switch ON 0V
Rear window defogger switch OFF 5V
11 G/B Ignition switch (ACC or ON) Input ACC or ON Ignition switch ACC or ON Battery voltage
12 LG Front door switch RH (All) Input OFF ON (open) 0V
Rear door switch upper RH (King Cab) OFF (closed) Battery voltage
Rear door switch lower RH (King Cab)
13 L Rear door switch RH (Crew Cab) Input OFF ON (open) 0V
OFF (closed) Battery voltage
15 W Tire pressure warning check connector Input OFF - 5V
18 BR Remote keyless entry receiver (Ground) Output OFF - 0V
19 V Remote keyless entry receiver (power supply) Output OFF Ignition switch OFF
G04903928
20 G Remote keyless entry receiver signal (Signal) Input OFF Stand-by (keyfob buttons released)
G04903929
When remote keyless entry receiver receives signal from keyfob (keyfob buttons pressed)
G04903930
21 GR NATS antenna amp. Input OFF → ON Ignition switch (OFF → ON) Just after turning ignition switch ON: Pointer of tester should move.
23 G Security indicator lamp Output OFF Goes OFF → illuminates (Every 2.4 seconds) Battery voltage → 0V
25 BR NATS antenna amp. Input OFF → ON Ignition switch (OFF → ON) Just after turning ignition switch
ON: Pointer of tester should move.
27 W Compressor ON signal Input ON A/C switch OFF 5V
A/C switch ON 0V
28 R Front blower monitor Input ON Front blower motor OFF Battery voltage
Front blower motor ON 0V
29 G Hazard switch Input OFF ON 0V
OFF 5V
31 GR Cargo lamp switch Input OFF ON 0V
OFF Battery voltage
32 O Combination switch output 5 Output ON Lighting, turn, wiper OFF
Wiper dial position 4
G04903924
33 GR Combination switch output 4 Output ON Lighting, turn, wiper OFF
Wiper dial position 4
G04903925
34 G Combination switch output 3 Output ON Lighting, turn, wiper OFF
Wiper dial position 4
G04903924
35 BR Combination switch output 2 Output ON Lighting, turn, wiper OFF
Wiper dial position 4
G04903925
36 LG Combination switch output 1
37 B Key switch Input OFF Key inserted Battery voltage
Key removed 0V
38 W/R Ignition switch (ON) Input ON - Battery voltage
39 L CAN-H - - - -
40 P CAN-L - - - -
45 V Lock switch Input OFF ON (lock) 0V
OFF Battery voltage
46 LG Unlock switch Input OFF ON (unlock) 0V
OFF Battery voltage
47 GR Front door switch LH (All) Input OFF ON (open) 0V
Rear door switch upper LH (King Cab) OFF (closed) Battery voltage
Rear door switch lower LH (King Cab)
48 P Rear door switch LH (Crew Cab) Input OFF ON (open) 0V
OFF (closed) Battery voltage
50 P Cargo lamp Output OFF Any door open (ON) 0V
All doors closed (OFF) Battery voltage
51 O Trailer turn signal (right) Output ON Turn right ON
G04876583
52 LG Trailer turn signal (left) Output ON Turn left ON
G04876583
56 R/Y Battery saver output Output OFF 15 minutes (early production) or 10 minutes (late production) after ignition switch is turned OFF 0V
ON - Battery voltage
57 R/Y Battery power supply Input - - Battery voltage
58 W Optical sensor Input ON When optical sensor is illuminated 3.1V or more
When optical sensor is not illuminated 0.6V or less
59 GR Front door lock assembly LH (unlock) Output OFF OFF (neutral) 0V
ON (unlock) Battery voltage
60 LG Turn signal (left) Output ON Turn left ON
G04876583
61 G Turn signal (right) Output ON Turn right ON
G04876583
63 BR Interior room/map lamp Output OFF Any door switch ON (open) 0V
OFF (closed) Battery voltage
65 V All door lock actuators (lock) Output OFF OFF (neutral) 0V
ON (lock) Battery voltage
66 L Front door lock actuator RH, rear door lock actuators LH/RH (unlock) Output OFF OFF (neutral) 0V
ON (unlock) Battery voltage
67 B Ground Input ON - 0V
68(1) O Power window power supply (RAP) Output - Ignition switch ON Battery voltage
Within 45 seconds after ignition switch OFF Battery voltage
More than 45 seconds after ignition switch OFF 0V
When front door LH or RH is open or power window timer operates 0V
68(2) SB Power window power supply (RAP) Output - Ignition switch ON Battery voltage
Within 45 seconds after ignition switch OFF Battery voltage
More than 45 seconds after ignition switch OFF 0V
When front door LH or RH is open or power window timer operates 0V
69 P Power window power supply (BAT) Output OFF - Battery voltage
70 W Battery power supply Input OFF - Battery voltage
(1) King cab (with power door lock system)
(2) Crew cab (without power door lock system)
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