Nissan Pathfinder (2012 year). Instruction — part 545
BCM (BODY CONTROL MODULE)
SEC-149
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
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J
L
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A
B
SEC
N
O
P
ECU DIAGNOSIS INFORMATION
BCM (BODY CONTROL MODULE)
Reference Value
INFOID:0000000007818235
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
• Activate and display TPMS transmitter IDs
• Display tire pressure reported by the TPMS transmitter
• Read TPMS DTCs
• Register TPMS transmitter IDs
VALUES ON THE DIAGNOSIS TOOL
Monitor Item
Condition
Value/Status
ACC ON SW
Ignition switch OFF or ON
Off
Ignition switch ACC
On
AIR COND SW
A/C switch OFF
Off
A/C switch ON
On
AIR PRESS FL
Front left tire air pressure value
kPa, kg/cm
2
, psi
AIR PRESS FR
Front right tire air pressure value
kPa, kg/cm
2
, psi
AIR PRESS RL
Rear left tire air pressure value
kPa, kg/cm
2
, psi
AIR PRESS RR
Rear right tire air pressure value
kPa, kg/cm
2
, psi
AUTO LIGHT SW
Lighting switch OFF
Off
Lighting switch AUTO
On
BACK DOOR SW
Back door closed
Off
Back door opened
On
BRAKE SW
Brake pedal released
Off
Brake pedal applied
On
BUCKLE SW
Seat belt buckle unfastened
Off
Seat belt buckle fastened
On
BUZZER
Buzzer in combination meter OFF
Off
Buzzer in combination meter ON
On
CDL LOCK SW
Door lock/unlock switch does not operate
Off
Press door lock/unlock switch to the LOCK side
On
CDL UNLOCK SW
Door lock/unlock switch does not operate
Off
Press door lock/unlock switch to the UNLOCK side
On
DOOR SW-AS
Front door RH closed
Off
Front door RH opened
On
DOOR SW-DR
Front door LH closed
Off
Front door LH opened
On
DOOR SW-RL
Rear door LH closed
Off
Rear door LH opened
On
DOOR SW-RR
Rear door RH closed
Off
Rear door RH opened
On
FAN ON SIG
Blower motor fan switch OFF
Off
Blower motor fan switch ON
On
August 2012
2012 Pathfinder
2012 Pathfinder
SEC-150
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
FR FOG SW
Front fog lamp switch OFF
Off
Front fog lamp switch ON
On
FR WASHER SW
Front washer switch OFF
Off
Front washer switch ON
On
FR WIPER LOW
Front wiper switch OFF
Off
Front wiper switch LO
On
FR WIPER HI
Front wiper switch OFF
Off
Front wiper switch HI
On
FR WIPER INT
Front wiper switch OFF
Off
Front wiper switch INT
On
FR WIPER STOP
Any position other than front wiper stop position
Off
Front wiper stop position
On
HAZARD SW
When hazard switch is not pressed
Off
When hazard switch is pressed
On
HEAD LAMP SW 1
Headlamp switch OFF
Off
Headlamp switch 1st
On
HEAD LAMP SW 2
Headlamp switch OFF
Off
Headlamp switch 1st
On
HI BEAM SW
High beam switch OFF
Off
High beam switch HI
On
ID REGST FL1
ID registration of front left tire incomplete
YET
ID registration of front left tire complete
DONE
ID REGST FR1
ID registration of front right tire incomplete
YET
ID registration of front right tire complete
DONE
ID REGST RL1
ID registration of rear left tire incomplete
YET
ID registration of rear left tire complete
DONE
ID REGST RR1
ID registration of rear right tire incomplete
YET
ID registration of rear right tire complete
DONE
IGN ON SW
Ignition switch OFF or ACC
Off
Ignition switch ON
On
IGN SW CAN
Ignition switch OFF or ACC
Off
Ignition switch ON
On
INT VOLUME
Wiper intermittent dial is in a dial position 1 - 7
1 - 7
I-KEY LOCK
1
LOCK button of Intelligent Key is not pressed
Off
LOCK button of Intelligent Key is pressed
On
I-KEY PANIC
1
PANIC button of Intelligent Key is not pressed
Off
PANIC button of Intelligent Key is pressed
On
I-KEY PW DWN
1
UNLOCK button of Intelligent Key is not pressed
Off
UNLOCK button of Intelligent Key is pressed for greater than 3 sec-
onds and driver’s window operating in DOWN direction
On
I-KEY UNLOCK
1
UNLOCK button of Intelligent Key is not pressed
Off
UNLOCK button of Intelligent Key is pressed
On
KEY CYL LK-SW
Door key cylinder LOCK position
Off
Door key cylinder other than LOCK position
On
Monitor Item
Condition
Value/Status
August 2012
2012 Pathfinder
2012 Pathfinder
BCM (BODY CONTROL MODULE)
SEC-151
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
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G
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A
B
SEC
N
O
P
1: With Intelligent Key
2: With remote keyless entry system
KEY CYL UN-SW
Door key cylinder UNLOCK position
Off
Door key cylinder other than UNLOCK position
On
KEY ON SW
Mechanical key is removed from key cylinder
Off
Mechanical key is inserted to key cylinder
On
KEYLESS LOCK
2
LOCK button of key fob is not pressed
Off
LOCK button of key fob is pressed
On
KEYLESS PANIC
2
PANIC button of key fob is not pressed
Off
PANIC button of key fob is pressed
On
KEYLESS UNLOCK
2
UNLOCK button of key fob is not pressed
Off
UNLOCK button of key fob is pressed
On
LIGHT SW 1ST
Lighting switch OFF
Off
Lighting switch 1st
On
OIL PRESS SW
• Ignition switch OFF or ACC
• Engine running
Off
Ignition switch ON
On
OPTICAL SENSOR
Bright outside of the vehicle
Close to 5V
Dark outside of the vehicle
Close to 0V
PASSING SW
Other than lighting switch PASS
Off
Lighting switch PASS
On
PUSH SW
1
Return to ignition switch to LOCK position
Off
Press ignition switch
On
REAR DEF SW
Rear window defogger switch OFF
Off
Rear window defogger switch ON
On
RR WASHER SW
Rear washer switch OFF
Off
Rear washer switch ON
On
RR WIPER INT
Rear wiper switch OFF
Off
Rear wiper switch INT
On
RR WIPER ON
Rear wiper switch OFF
Off
Rear wiper switch ON
On
RR WIPER STOP
Rear wiper stop position
Off
Other than rear wiper stop position
On
TURN SIGNAL L
Turn signal switch OFF
Off
Turn signal switch LH
On
TURN SIGNAL R
Turn signal switch OFF
Off
Turn signal switch RH
On
VEHICLE SPEED
While driving
Equivalent to speedometer reading
WARNING LAMP
Low tire pressure warning lamp in combination meter OFF
Off
Low tire pressure warning lamp in combination meter ON
On
Monitor Item
Condition
Value/Status
August 2012
2012 Pathfinder
2012 Pathfinder
SEC-152
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
Terminal Layout
INFOID:0000000007818236
Physical Values
INFOID:0000000007818237
LIIA2443E
August 2012
2012 Pathfinder
2012 Pathfinder
BCM (BODY CONTROL MODULE)
SEC-153
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
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B
SEC
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Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
1
BR
Ignition keyhole illumi-
nation
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
3
SB
Combination switch
input 4
Input
ON
Lighting, turn, wiper OFF
Wiper dial position 4
4
V
Combination switch
input 3
Input
ON
Lighting, turn, wiper OFF
Wiper dial position 4
5
L
Combination switch
input 2
Input
ON
Lighting, turn, wiper OFF
Wiper dial position 4
6
R
Combination switch
input 1
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
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
13
L
Rear door switch RH
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 and optical
sensor (ground)
Output
OFF
—
0V
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
August 2012
2012 Pathfinder
2012 Pathfinder
SEC-154
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
19
V
Remote keyless entry
receiver (power sup-
ply)
Output
OFF
Ignition switch OFF
20
G
Remote keyless entry
receiver (signal)
Input
OFF
Stand-by (keyfob buttons re-
leased)
When remote keyless entry
receiver receives signal from
keyfob (keyfob buttons
pressed)
21
GR
NATS antenna amp.
Input
OFF
→
ON
Ignition switch (OFF
→
ON)
Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then
return to battery voltage.
22
V
BUS
—
—
Ignition switch ON or power
window timer operates
23
G
Security indicator
lamp
Output
OFF
Goes OFF
→
illuminates (Ev-
ery 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 for approx. 1 second, then
return to battery voltage.
27
W
Compressor ON sig-
nal
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
30
1
G
Back door opener
switch
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
30
2
SB
Back door opener
switch
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
LIIA1893E
LIIA1894E
LIIA1895E
PIIA2344E
August 2012
2012 Pathfinder
2012 Pathfinder
BCM (BODY CONTROL MODULE)
SEC-155
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
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M
A
B
SEC
N
O
P
32
O
Combination switch
output 5
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
33
GR
Combination switch
output 4
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
34
G
Combination switch
output 3
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
35
BR
Combination switch
output 2
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
36
LG
Combination switch
output 1
37
1
B
Key switch and key
lock solenoid
Input
OFF
Key inserted
Battery voltage
Key inserted
0V
37
2
B
Key switch and igni-
tion knob switch
Input
OFF
Intelligent Key inserted
Battery voltage
Intelligent Key inserted
0V
38
W/R
Ignition switch (ON)
Input
ON
—
Battery voltage
39
L
CAN-H
—
—
—
—
40
P
CAN-L
—
—
—
—
42
LG
Glass hatch ajar
switch
Input
ON
Glass hatch open
0V
Glass hatch closed
Battery voltage
43
P
Back door latch switch
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
August 2012
2012 Pathfinder
2012 Pathfinder
SEC-156
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
44
O
Rear wiper auto stop
switch
Input
ON
Rise up position (rear wiper
arm on stopper)
0V
A Position (full clockwise stop
position)
Battery voltage
Forward sweep (counterclock-
wise direction)
Fluctuating
B Position (full counterclock-
wise stop position)
0V
Reverse sweep (clockwise di-
rection)
Fluctuating
47
GR
Front door switch LH
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
48
P
Rear door switch LH
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
49
L
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
52
LG
Trailer turn signal (left)
Output
ON
Turn left ON
53
L
Back door latch actua-
tor
Output
OFF
OFF
0
ON
Battery voltage
55
W
Rear wiper output cir-
cuit 1
Output
ON
OFF
0
ON
Battery voltage
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
OFF
—
Battery voltage
58
W
Optical sensor
Input
ON
When optical sensor is illumi-
nated
3.1V or more
When optical sensor is not illu-
minated
0.6V or less
59
GR
Front door lock as-
sembly LH actuator
(unlock)
Output
OFF
OFF (neutral)
0V
ON (unlock)
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
SKIA3009J
SKIA3009J
August 2012
2012 Pathfinder
2012 Pathfinder
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