Nissan Pathfinder (2008 year). Manual — part 554
BCM (BODY CONTROL MODULE)
SEC-65
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
ALKIA0476GB
SEC-66
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
ALKIA0477GB
BCM (BODY CONTROL MODULE)
SEC-67
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
ALKIA0478GB
SEC-68
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
ALKIA0935GB
BCM (BODY CONTROL MODULE)
SEC-69
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
ALKIA0936GB
SEC-70
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
Fail Safe
INFOID:0000000001689573
DTC Inspection Priority Chart
INFOID:0000000001689574
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
DTC Index
INFOID:0000000001689575
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.
Display contents of CONSULT-III
Fail-safe
Cancellation
B2013: STRG COMM 1
• Inhibits steering look unlocking
Erase DTC
B2552: INTELLIGENT KEY
• Inhibits steering look unlocking
• Inhibits engine cranking
(BCM)
• Fuel cut
(ECM)
Erase DTC
B2590: NATS MALFUNCTION
• Inhibits steering look unlocking
• Inhibits engine cranking
(BCM)
• Fuel cut
(ECM)
Erase DTC
Priority
DTC
1
• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)
• B2552: INTELLIGENT KEY
2
• B2013: STRG COMM 1
• B2590: NATS MALFUNCTION
CONSULT display
Detection condition
Fail-safe
Diagnosis
No DTC is detected.
further testing
may be required.
—
—
—
U1000: CAN COMM CIRCUIT
Intelligent Key unit cannot receive CAN communi-
cation signal continuously for 2 seconds or more.
—
Check CAN communi-
cation system.
Refer to
U1010: CONTROL UNIT (CAN)
Intelligent Key unit detects internal CAN communi-
cation circuit malfunction.
—
Replace Intelligent Key
unit.
B2013: STRG COMM 1
The ID verification result between Intelligent key
unit and steering lock solenoid are NG. Or Intelligent
Key unit cannot communicate with steering lock so-
lenoid.
×
Perform steering lock
unit ID registration with
CONSULT-III
B2552: INTELLIGENT KEY
Intelligent Key unit internal malfunction.
×
Replace Intelligent Key
unit.
B2590: NATS MALFUNCTION
The ID verification result between Intelligent key
unit and BCM are NG. Or Intelligent Key unit cannot
communicate with BCM.
×
INTELLIGENT KEY UNIT
SEC-71
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
INTELLIGENT KEY UNIT
Reference Value
INFOID:0000000001689576
VALUES ON THE DIAGNOSIS TOOL
CONSULT-III MONITOR ITEM
TERMINAL LAYOUT
DLK-129, "Reference Value - Intelligent Key Unit"
PHYSICAL VALUES
DLK-129, "Reference Value - Intelligent Key Unit"
Monitor Item
Condition
Value/Status
PUSH SW
Ignition knob
Release
OFF
Press
ON
KEY ON SW
Mechanical key
Removed
OFF
Inserted
ON
DR REQ SW
Door request switch
(driver)
Release
OFF
Press
ON
AS REQ SW
Door request switch
(passenger)
Release
OFF
Press
ON
BD/TR REQ SW
Door request switch
(back door)
Release
OFF
Press
ON
IGN SW
Ignition switch
Other than ON position
OFF
ON position
ON
ACC SW
Ignition switch
Other than ACC or ON position
OFF
ACC or ON position
ON
STOP LAMP SW
Brake pedal
Press
OFF
Release
ON
DOOR LOCK SIG
Lock button of
Intelligent Key
Release
OFF
Press
ON
DOOR UNLOCK SIG
Unlock button of
Intelligent Key
Release
OFF
Press
ON
DOOR SW DR
Door (driver side)
Close
OFF
Open
ON
DOOR SW AS
Door (passenger side)
Close
OFF
Open
ON
DOOR SW RR
Door (rear RH)
Close
OFF
Open
ON
DOOR SW RL
Door (rear LH)
Close
OFF
Open
ON
DOOR BK SW
Back door
Close
OFF
Open
ON
VEHICLE SPEED
While driving
Equivalent to speedometer reading
SEC-72
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY UNIT
Wiring Diagram - INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION -
INFOID:0000000001689577
ALKWA0132GB
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