Nissan Pathfinder (2011 year). Instruction — part 556
BCM (BODY CONTROL MODULE)
SEC-155
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
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 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
2011 Pathfinder
SEC-156
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
1: With remote keyless entry system
2: With Intelligent Key system
Fail Safe
INFOID:0000000006767012
Fail-safe index
BCM performs fail-safe control when any DTC listed below is detected.
DTC Inspection Priority Chart
INFOID:0000000006767013
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
60
LG
Turn signal (left)
Output
ON
Turn left ON
61
G
Turn signal (right)
Output
ON
Turn right ON
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 actua-
tor RH, rear door lock
actuators LH/RH and
glass hatch lock actu-
ator (unlock)
Output
OFF
OFF (neutral)
0V
ON (unlock)
Battery voltage
67
B
Ground
Input
ON
—
0V
68
O
Power window power
supply (RAP)
Output
—
Ignition switch ON
Battery voltage
Within 45 seconds after igni-
tion switch OFF
Battery voltage
More than 45 seconds after ig-
nition switch OFF
0V
When front door LH or RH is
open or power window timer
operates
0V
69
L
Power window power
supply
Output
—
—
Battery voltage
70
W
Battery power supply
Input
OFF
—
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
SKIA3009J
SKIA3009J
Display contents of CONSULT
Fail-safe
Cancellation
U1000: CAN COMM CIRCUIT
Inhibit engine cranking
When the BCM re-establishes communication with the other mod-
ules.
2011 Pathfinder
BCM (BODY CONTROL MODULE)
SEC-157
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
DTC Index
INFOID:0000000006767014
NOTE:
Details of time display
• CRNT: Displays when there is a malfunction now or after returning to the normal condition until turning igni-
tion switch OFF
→
ON again.
• 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases like 1
→
2
→
3...38
→
39 after returning to the normal condition whenever ignition switch OFF
→
ON. The counter
remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch
OFF
→
ON after returning to the normal condition if the malfunction is detected again.
Priority
DTC
1
• U1000: CAN COMM CIRCUIT
2
• B2190: NATS ANTENNA AMP
• B2191: DIFFERENCE OF KEY
• B2192: ID DISCORD BCM-ECM
• B2193: CHAIN OF BCM-ECM
• B2013: STRG COMM 1
• B2552: INTELLIGENT KEY
• B2590: NATS MALFUNCTION
3
• C1729: VHCL SPEED SIG ERR
• C1735: IGNITION SIGNAL
4
• C1704: LOW PRESSURE FL
• C1705: LOW PRESSURE FR
• C1706: LOW PRESSURE RR
• C1707: LOW PRESSURE RL
• C1708: [NO DATA] FL
• C1709: [NO DATA] FR
• C1710: [NO DATA] RR
• C1711: [NO DATA] RL
• C1712: [CHECKSUM ERR] FL
• C1713: [CHECKSUM ERR] FR
• C1714: [CHECKSUM ERR] RR
• C1715: [CHECKSUM ERR] RL
• C1716: [PRESSDATA ERR] FL
• C1717: [PRESSDATA ERR] FR
• C1718: [PRESSDATA ERR] RR
• C1719: [PRESSDATA ERR] RL
• C1720: [CODE ERR] FL
• C1721: [CODE ERR] FR
• C1722: [CODE ERR] RR
• C1723: [CODE ERR] RL
• C1724: [BATT VOLT LOW] FL
• C1725: [BATT VOLT LOW] FR
• C1726: [BATT VOLT LOW] RR
• C1727: [BATT VOLT LOW] RL
CONSULT display
Fail-safe
Intelligent Key
warning lamp ON
Tire pressure
monitor warning
lamp ON
Reference page
No DTC is detected.
Further testing may be required.
—
—
—
—
U1000: CAN COMM CIRCUIT
—
—
—
B2013: STRG COMM 1
—
—
—
B2190: NATS ANTENNA AMP
—
—
—
(with I-Key)
(without I-
Key)
B2191: DIFFERENCE OF KEY
—
—
—
(with I-Key)
(without I-
Key)
2011 Pathfinder
SEC-158
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
B2192: ID DISCORD BCM-ECM
—
—
—
(with I-Key)
(without I-
Key)
B2193: CHAIN OF BCM-ECM
—
—
—
(with I-Key)
(without I-
Key)
B2552: INTELLIGENT KEY
—
—
—
B2590: NATS MALFUNCTION
—
—
—
C1708: [NO DATA] FL
—
—
—
C1709: [NO DATA] FR
—
—
—
C1710: [NO DATA] RR
—
—
—
C1711: [NO DATA] RL
—
—
—
C1712: [CHECKSUM ERR] FL
—
—
—
C1713: [CHECKSUM ERR] FR
—
—
—
C1714: [CHECKSUM ERR] RR
—
—
—
C1715: [CHECKSUM ERR] RL
—
—
—
C1716: [PRESSDATA ERR] FL
—
—
—
C1717: [PRESSDATA ERR] FR
—
—
—
C1718: [PRESSDATA ERR] RR
—
—
—
C1719: [PRESSDATA ERR] RL
—
—
—
C1720: [CODE ERR] FL
—
—
—
C1721: [CODE ERR] FR
—
—
—
C1722: [CODE ERR] RR
—
—
—
C1723: [CODE ERR] RL
—
—
—
C1724: [BATT VOLT LOW] FL
—
—
—
C1725: [BATT VOLT LOW] FR
—
—
—
C1726: [BATT VOLT LOW] RR
—
—
—
C1727: [BATT VOLT LOW] RL
—
—
—
C1729: VHCL SPEED SIG ERR
—
—
—
C1735: IGNITION SWITCH
—
—
—
—
CONSULT display
Fail-safe
Intelligent Key
warning lamp ON
Tire pressure
monitor warning
lamp ON
Reference page
2011 Pathfinder
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
SEC-159
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Reference Value
INFOID:0000000006767022
VALUES ON THE DIAGNOSIS TOOL
Monitor Item
Condition
Value/Status
MOTOR FAN REQ
Engine idle speed
Changes depending on engine
coolant temperature, air conditioner
operation status, vehicle speed,
etc.
1, 2, 3, 4
AC COMP REQ
A/C switch OFF
Off
A/C switch ON
On
TAIL&CLR REQ
Lighting switch OFF
Off
Lighting switch 1ST, 2ND, HI or AUTO (Light is illuminated)
On
HL LO REQ
Lighting switch OFF
Off
Lighting switch 2ND HI or AUTO (Light is illuminated)
On
HL HI REQ
Lighting switch OFF
Off
Lighting switch HI
On
FR FOG REQ
Lighting switch 2ND or AUTO (Light
is illuminated)
Front fog lamp switch OFF
Off
• Front fog lamp switch ON
• Daytime light activated (Canada
only)
On
FR WIP REQ
Ignition switch ON
Front wiper switch OFF
Stop
Front wiper switch INT
1LOW
Front wiper switch LO
Low
Front wiper switch HI
Hi
WIP AUTO STOP
Ignition switch ON
Front wiper stop position
STOP P
Any position other than front wiper
stop position
ACT P
WIP PROT
Ignition switch ON
Front wiper operates normally
Off
Front wiper stops at fail-safe opera-
tion
BLOCK
ST RLY REQ
Ignition switch OFF or ACC
Off
Ignition switch START
On
IGN RLY
Ignition switch OFF or ACC
Off
Ignition switch ON
On
RR DEF REQ
Rear defogger switch OFF
Off
Rear defogger switch ON
On
OIL P SW
Ignition switch OFF, ACC or engine running
Open
Ignition switch ON
Close
DTRL REQ
Daytime light system requested OFF with CONSULT-III.
Off
Daytime light system requested ON with CONSULT-III.
On
THFT HRN REQ
Not operated
Off
• Panic alarm is activated
• Horn is activated with VEHICLE SECURITY (THEFT WARNING) SYS-
TEM
On
2011 Pathfinder
SEC-160
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
Terminal Layout
INFOID:0000000006767023
NOTE:
Numbers preceded by an "F" represent the fuse numbers imprinted on the IPDM E/R. The other numbers rep-
resent the fuse numbers as they appear in the wiring diagrams.
HORN CHIRP
Not operated
Off
Door locking with keyfob or Intelligent Key (if equipped) (horn chirp mode) On
Monitor Item
Condition
Value/Status
AAMIA0386GB
2011 Pathfinder
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
SEC-161
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
Physical Values
INFOID:0000000006767024
PHYSICAL VALUES
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value
(Approx.)
Igni-
tion
switch
Operation or condition
1
W
Battery power supply
Input
OFF
—
Battery voltage
2
R
Battery power supply
Input
OFF
—
Battery voltage
3
G
ECM relay
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
4
P
ECM relay
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
6
V
Throttle control motor
relay
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
7
BR
ECM relay control
Input
—
Ignition switch ON or START
0V
Ignition switch OFF or ACC
Battery voltage
8
W/R
Fuse 54
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
10
R/B
Fuse 45
Output
ON
Daytime light system active
0V
Daytime light system inactive
Battery voltage
11
Y
A/C compressor
Output
ON or
START
A/C switch ON or defrost A/C
switch
Battery voltage
A/C switch OFF or defrost A/C
switch
0V
12
W/G
Ignition switch sup-
plied power
Input
—
OFF or ACC
0V
ON or START
Battery voltage
13
R
Fuel pump relay
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
14
W/G
Fuse 49
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
15
W/R
Fuse 50 (ABS)
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
16
W/G
Fuse 51
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
17
W/G
Fuse 55
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
19
W
Starter motor
Output
START
—
Battery voltage
20
BR
Cooling fan motor
(low)
Output
ON or
START
—
Battery voltage
21
GR
Ignition switch sup-
plied power
Input
—
OFF or ACC
0V
START
Battery voltage
22
G
Battery power supply
Output
OFF
—
Battery voltage
23
LG
Door mirror defogger
output signal
Output
—
When rear defogger switch is
ON
Battery voltage
When raker defogger switch is
OFF
0V
2011 Pathfinder
SEC-162
< ECU DIAGNOSIS INFORMATION >
[WITHOUT INTELLIGENT KEY SYSTEM]
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
24
P
Cooling fan motor
(high)
Output
—
Conditions correct for cooling
fan operation
Battery voltage
Conditions not correct for
cooling fan operation
0V
27
W
Fuse 38
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
28
R
LH front parking and
front side marker lamp
Output
OFF
Lighting
switch 1st po-
sition
OFF
0V
ON
Battery voltage
29
G
Trailer tow relay
Output
ON
Lighting
switch 1st po-
sition
OFF
0V
ON
Battery voltage
30
R/B
Fuse 53
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
32
GR
Wiper low speed sig-
nal
Output
ON or
START
Wiper switch
OFF
Battery voltage
LO or INT
0V
35
L
Wiper high speed sig-
nal
Output
ON or
START
Wiper switch
OFF, LO, INT
Battery voltage
HI
0V
37
Y
Power generation
command signal
Output
—
Ignition switch ON
6.3 V
40% is set on "Active test,"
"ALTERNATOR DUTY" of
"ENGINE"
3.8 V
40% is set on "Active test,"
"ALTERNATOR DUTY" of
"ENGINE"
1.4 V
38
B
Ground
Input
—
—
0V
39
L
CAN-H
—
ON
—
—
40
P
CAN-L
—
ON
—
—
42
GR
Oil pressure switch
Input
—
Engine running
Battery voltage
Engine stopped
0V
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value
(Approx.)
Igni-
tion
switch
Operation or condition
JPMIA0001GB
JPMIA0002GB
JPMIA0003GB
2011 Pathfinder
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