Nissan Frontier. Manual - part 976

 

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Nissan Frontier. Manual - part 976

 

 

LAN-54

< SYSTEM DESCRIPTION >

[CAN]

CAN COMMUNICATION SYSTEM

CAN Communication Signal Chart

INFOID:0000000009479120

Refer to 

LAN-13, "How to Use CAN Communication Signal Chart"

 for how to use CAN communication signal

chart.

NOTE:

Refer to 

LAN-36, "Abbreviation List"

 for the abbreviations of the connecting units. 

T: Transmit R: Receive

Signal name/Connecting unit

ECM

TCM

AV

HV

AC

4WD

BCM

DIFF

M&A

STRG

ABS

IPDM

-E

A/C compressor request signal

T

R

Accelerator pedal position signal 

R

R

ASCD CRUISE lamp signal

T

R

ASCD OD cancel request

T

R

ASCD operation signal

T

R

ASCD SET lamp signal

T

R

Battery voltage signal

T

Closed throttle position signal

T

Cooling fan speed request signal

T

R

Engine coolant temperature signal

T

R

R

Engine  speed  signal

T

R

R

R

R

R

R

Engine status signal

T

R

R

Fuel filler cap warning display signal

T

R

Fuel consumption monitor signal

T

R

R

Malfunction indicator lamp signal

T

R

Power generation command value signal

T

R

Wide open throttle position signal

T

A/T fluid temperature sensor signal

T

R

A/T position indicator lamp signal

T

R

R

R

A/T self-diagnosis signal

R

T

Input speed signal

R

T

O/D OFF indicator signal

T

R

Output shaft revolution signal 

R

T

R

4WD shift switch signal

T

R

A/C switch signal

R

R

T

Blower fan motor switch signal

R

T

Buzzer output signal

T

R

Day time running light request signal

*1

T

R

R

Door switch signal

R

T

R

R

Front fog light request signal

T

R

R

Front wiper request signal

T

R

High beam request signal

T

R

R

Horn chirp signal

T

R

Ignition switch signal

T

R

Low beam request signal

T

R

Position light request signal

T

R

R

Rear window defogger switch signal

T

R

LAN

CAN COMMUNICATION SYSTEM

LAN-55

< SYSTEM DESCRIPTION >

[CAN]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

*1: Canada models only
*2: Models with hill descent control

NOTE:

CAN data of the air bag diagnosis sensor unit is not used by usual service work, thus it is omitted. 

Sleep wake up signal

T

R

R

Theft warning horn request signal

T

R

Turn indicator signal

T

R

Differential lock indicator signal

T

R

Differential lock switch signal

T

R

1st position switch signal

R

T

Distance to empty signal

R

T

Fuel filler warning reset signal

R

T

Fuel level low warning signal

R

T

Fuel level sensor signal

R

T

Overdrive control switch signal

R

T

Seat belt buckle switch signal

R

T

Stop lamp switch signal

R

R

T

R

T

Vehicle speed signal

R

R

R

R

T

R

R

R

R

T

Steering angle sensor signal

T

R

ABS warning lamp signal

R

T

Brake warning lamp signal

R

T

Hill descent control indicator lamp signal

*2

R

T

SLIP indicator lamp signal

R

T

VDC OFF indicator lamp signal

R

T

Front wiper stop position signal

R

T

High beam status signal

R

T

Low beam status signal

R

T

Rear window defogger control signal

R

T

Signal name/Connecting unit

ECM

TCM

AV

HV

AC

4WD

BCM

DIFF

M&A

STRG

ABS

IPDM

-E

LAN-56

< SYSTEM DESCRIPTION >

[CAN]

TROUBLE DIAGNOSIS

TROUBLE DIAGNOSIS

CAN Diagnostic Support Monitor

INFOID:0000000009479121

Use “CAN DIAG SUPPORT MNTR” for detecting the root cause.

MONITOR ITEM LIST (CONSULT)

ECM

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.

TCM

NOTE:

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

Transfer Control Unit

NOTE:

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

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRESENT

PAST

PRESENT

PAST

ECM

TRANSMIT DIAG

Signal transmission status

OK

OK

or

1 – 39

*

UNKWN

0

VDC/TCS/ABS

Signal receiving status from the ABS ac-
tuator and electric unit (control unit)

METER/M&A

Signal receiving status from the combi-
nation meter

OK

OK

or

1 – 39

*

UNKWN

0

BCM/SEC

Signal receiving status from the BCM

ICC/ADAS

Not used even though indicated

HVAC

TCM

Signal receiving status from the TCM

OK

OK

or

1 – 39

*

UNKWN

0

MULTI AV

Not used even though indicated

EPS

IPDM E/R

Signal receiving status from the 
IPDM E/R

OK

OK

or

1 – 39

*

UNKWN

0

e4WD

Not used even though indicated

AWD/4WD

Signal receiving status from the transfer 
control unit

OK

OK

or

1 – 39

*

UNKWN

0

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRESENT

TCM

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)

OK

UNKWN

METER/M&A

Signal receiving status from the combination meter

BCM

Not used even though indicated

AWD/4WD

Signal receiving status from the transfer control unit

OK

UNKWN

LAN

TROUBLE DIAGNOSIS

LAN-57

< SYSTEM DESCRIPTION >

[CAN]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

Air Bag Diagnosis Sensor 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.

AV 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:

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRESENT

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

BCM/SEC

Not used even though indicated

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRESENT

PAST

PRESENT

PAST

A-BAG

TRANSMIT DIAG

Not used even though indicated

ECM

Signal receiving status from the ECM

OK

OK

or

1 – 39

*

UNKWN

0

VDC/TCS/ABS

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

METER/M&A

Signal receiving status from the combina-
tion meter

BCM/SEC

Not used even though indicated

TCM

STRG

Signal receiving status from the steering an-
gle sensor

OK

OK

or

1 – 39

*

UNKWN

0

EV/HEV

Not used even though indicated

ITEM

CAN DIAG SUP-

PORT MNTR

Description

Normal

Error

PRESENT

PAST

PRESENT

PAST

AV

TRANSMIT DIAG

Not used even though indicated

ECM

Signal receiving status from the ECM

OK

OK

or

1 – 39

*

UNKWN

0

VDC/TCS/ABS

Not used even though indicated

METER/M&A

BCM/SEC

ICC/ADAS

HVAC

STRG

TIRE-P

IPDM E/R

TCU

 

 

 

 

 

 

 

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