Nissan Pathfinder (2009 year). Manual - part 497

LAN-62

< FUNCTION DIAGNOSIS >

[CAN]

TROUBLE DIAGNOSIS

0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF

→

ON)

*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.

Intelligent Key Unit

0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF

→

ON)

*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.

Transfer Control Unit (All-mode 4WD)

0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF

→

ON)

*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.

Transfer Control Unit (Part Time 4WD)

NOTE:
Replace the unit when “NG” is indicated on the “INITIAL DIAG”.

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

PAST

PRSNT

PAST

AV

TRANSMIT DIAG

Signal transmission status

OK

OK

or

1 – 39

*

UNKWN

0

ECM

Signal receiving status from the ECM

METER/M&A

Signal receiving status from the combina-
tion meter

BCM/SEC

Signal receiving status from the BCM

HVAC

Signal receiving status from the A/C auto 
amp.

STRG

Not used even though indicated

IPDM E/R

Signal receiving status from the IPDM E/R

OK

OK

or

1 – 39

*

UNKWN

0

TIRE-P

Not used even though indicated

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

PAST

PRSNT

PAST

I-KEY

TRANSMIT DIAG

Signal transmission status

OK

OK

or

1 – 39

*

UNKWN

0

ECM

Signal receiving status from the ECM

METER/M&A

Signal receiving status from the combina-
tion meter

BCM/SEC

Signal receiving status from the BCM

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

PAST

PRSNT

PAST

4WD

TRANSMIT DIAG

Signal transmission status

OK

OK

or

1 – 39

*

UNKWN

0

ECM

Signal receiving status from the ECM

VDC/TCS/ABS

Signal receiving status from the ABS actua-
tor and electric unit (control unit)

TCM

Signal receiving status from the TCM

STRG

Signal receiving status from the steering an-
gle sensor

2009 Pathfinder

LAN

TROUBLE DIAGNOSIS

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Driver Seat Control Unit

0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF

→

ON)

*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.

BCM

NOTE:
Replace the unit when “NG” is indicated on the “INITIAL DIAG”.

A/C Auto Amp.

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

4WD

INITIAL DIAG

Status of CAN controller

OK

NG

TRANSMIT DIAG

Signal transmission status

UNKWN

ECM

Signal receiving status from the ECM

VDC/TCS/ABS

Signal receiving status from the ABS actuator and electric unit (con-
trol unit)

TCM

Signal receiving status from the TCM

METER/M&A

Signal receiving status from the combination meter

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

PAST

PRSNT

PAST

ADP

TRANSMIT DIAG

Not used even though indicated

METER/M&A

Signal receiving status from the combina-
tion meter

OK

OK

or

1 – 39

*

UNKWN

0

BCM/SEC

Signal receiving status from the BCM

TCM

Signal receiving status from the TCM

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

BCM

INITIAL DIAG

Status of CAN controller

OK

NG

TRANSMIT DIAG

Signal transmission status

UNKWN

ECM

Signal receiving status from the ECM

IPDM E/R

Signal receiving status from the IPDM E/R

METER/M&A

Signal receiving status from the combination meter

I-KEY

Not used even though indicated

2009 Pathfinder

LAN-64

< FUNCTION DIAGNOSIS >

[CAN]

TROUBLE DIAGNOSIS

0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF

→

ON)

*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.

Combination Meter

0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF

→

ON)

*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.

ABS Actuator and Electric Unit (Control Unit)

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

PAST

PRSNT

PAST

HVAC

TRANSMIT DIAG

Signal transmission status

OK

OK

or

1 – 39

*

UNKWN

0

ECM

Signal receiving status from the ECM

TCM

Not used even though indicated

BCM/SEC

Signal receiving status from the BCM

OK

OK

or

1 – 39

*

UNKWN

0

VDC/TCS/ABS

Signal receiving status from the ABS actua-
tor and electric unit (control unit)

IPDM E/R

Not used even though indicated

DISPLAY

Signal receiving status from the AV control 
unit

OK

OK

or

1 – 39

*

UNKWN

0

I-KEY

Not used even though indicated

EPS

AWD/4WD

e4WD

ICC

LANE KEEP

TIRE-P

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

PAST

PRSNT

PAST

M&A

TRANSMIT DIAG

Signal transmission status

OK

OK

or

1 – 39

*

UNKWN

0

ECM

Signal receiving status from the ECM

TCM

Signal receiving status from the TCM

BCM/SEC

Signal receiving status from the BCM

VDC/TCS/ABS

Signal receiving status from the ABS actua-
tor and electric unit (control unit)

IPDM E/R

Signal receiving status from the IPDM E/R

DISPLAY

Not used even though indicated

I-KEY

Signal receiving status from the Intelligent 
Key unit

OK

OK

or

1 – 39

*

UNKWN

0

EPS

Not used even though indicated

AWD/4WD

e4WD

ICC

LANE KEEP

TIRE-P

2009 Pathfinder

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TROUBLE DIAGNOSIS

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CAUTION:

Never replace the unit even when “NG” is indicated on the “INITIAL DIAG” at this stage. Follow the trouble diagnosis proce-
dures. 

IPDM E/R

0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF

→

ON)

*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.

DTC Index

INFOID:0000000003938747

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

ABS

INITIAL DIAG

Status of CAN controller

OK

NG

Caution

TRANSMIT DIAG

Signal transmission status

UNKWN

ECM

Signal receiving status from the ECM

TCM

Signal receiving status from the TCM

METER/M&A

Not used even though indicated

STRG

Signal receiving status from the steering angle sensor

OK

UNKWN

ICC

Not used even though indicated

AWD/4WD

Signal receiving status from the transfer control unit

OK

UNKWN

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRSNT

PAST

PRSNT

PAST

IPDM-E

TRANSMIT DIAG

Signal transmission status

OK

OK

or

1 – 39

*

UNKWN

0

ECM

Signal receiving status from the ECM

BCM/SEC

Signal receiving status from the BCM

DTC

Self-diagnosis item

 (CONSULT-III indication)

DTC detection condition

Inspection

U0101

LOST COMM (TCM)

When ECM is not transmitting or receiving CAN com-
munication signal of OBD (emission-related diagnosis) 
from TCM for 2 seconds or more.

Refer to 

LAN-36

.

U1000

CAN COMM CIRCUIT

When a control unit (except for ECM) is not transmitting 
or receiving CAN communication signal for 2 seconds 
or more.

U1001

CAN COMM CIRCUIT

When ECM is not transmitting or receiving CAN com-
munication signal other than OBD (emission-related di-
agnosis) for 2 seconds or more.

U1002

SYSTEM COMM

When a control unit is not transmitting or receiving CAN 
communication signal for 2 seconds or less.

Start the inspection. Refer 
to the applicable section 
of the indicated control 
unit.

U1010

CONTROL UNIT(CAN)

When an error is detected during the initial diagnosis for 
CAN controller of each control unit.

Replace the control unit 
indicating “U1010” or 
“P0607”.

P0607

ECM

2009 Pathfinder

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< COMPONENT DIAGNOSIS >

[CAN]

CAN COMMUNICATION SYSTEM

COMPONENT DIAGNOSIS

CAN COMMUNICATION SYSTEM

Component Parts Location

INFOID:0000000003938748

1.

ECM E16

2.

AV control unit
M48: With navigation system
M70: Without navigation system

3.

Combination meter M24

4.

BCM M18

5.

ABS actuator and electric unit (con-
trol unit) 
E125: VQ engine models
E126: VK engine models

6.

Transfer control unit 
M152: All-mode 4WD models
M165: Part time 4WD models

7.

Data link connector M22

8.

Steering angle sensor M47

9.

Driver seat control unit B202

10. Air bag diagnosis sensor unit M35

11.

A/T assembly
F9: VQ engine models
F70: VK engine models

12. A/C auto amp. M50

13. Intelligent Key unit M164

14. IPDM E/R E122

AWMIA0018ZZ

2009 Pathfinder

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CAN COMMUNICATION SYSTEM

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Wiring Diagram - CAN SYSTEM -

INFOID:0000000003938749

ABMWA0049GB

2009 Pathfinder

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< COMPONENT DIAGNOSIS >

[CAN]

CAN COMMUNICATION SYSTEM

AAMWA0033GB

2009 Pathfinder

LAN

CAN COMMUNICATION SYSTEM

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ABMIA0087GB

2009 Pathfinder