Nissan Pathfinder (2010 year). Instruction - part 575

SEC-94

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

INTELLIGENT KEY UNIT

ABKIA1754GB

2010 Pathfinder

INTELLIGENT KEY UNIT

SEC-95

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

ABKIA1755GB

2010 Pathfinder

SEC-96

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

INTELLIGENT KEY UNIT

ABKIA1756GB

2010 Pathfinder

INTELLIGENT KEY UNIT

SEC-97

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

Fail Safe

INFOID:0000000005484808

Fail-safe operation

The Intelligent Key system operation will be interrupted if the Intelligent Key unit loses power or communica-

tion with the BCM.

ABKIA1757GB

2010 Pathfinder

SEC-98

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

INTELLIGENT KEY UNIT

DTC Inspection Priority Chart

INFOID:0000000005259015

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority

chart.

DTC Index

INFOID:0000000005259016

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
• 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 

SEC-27

.

U1010: CONTROL UNIT (CAN)

Intelligent Key unit detects internal CAN communi-
cation circuit malfunction.

—

Replace Intelligent Key 
unit. Refer to 

SEC-118

.

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. Refer to 

SEC-118

.

B2590: NATS MALFUNCTION

The ID verification result between Intelligent key 
unit and BCM are NG. Or Intelligent Key unit cannot 
communicate with BCM.

×

Check NATS
Refer to 

SEC-41

.

2010 Pathfinder

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

SEC-99

< ECU DIAGNOSIS >

[WITH 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:0000000005484815

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.

0 - 100 %

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

2010 Pathfinder

SEC-100

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

Terminal Layout

INFOID:0000000005484816

TERMINAL LAYOUT —TYPE A

HORN CHIRP

Not operated

OFF

Door locking with keyfob or Intelligent Key (if equipped) (horn chirp mode) ON

Monitor Item

Condition

Value/Status

WKIA5852E

2010 Pathfinder

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

SEC-101

< ECU DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

TERMINAL LAYOUT —TYPE B

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.

Physical Values

INFOID:0000000005484817

PHYSICAL VALUES

AAMIA0364GB

2010 Pathfinder