Nissan X-Trail 32. Manual - part 194

BRC-242

< SYSTEM DESCRIPTION >

[FORWARD EMERGENCY BRAKING]

DIAGNOSIS SYSTEM (DISTANCE SENSOR)

DIAGNOSIS SYSTEM (DISTANCE SENSOR)

CONSULT Function (LASER/RADAR)

INFOID:0000000010981498

APPLICATION ITEMS

CONSULT performs the following functions via CAN communication with Distance sensor.

SELF DIAGNOSTIC RESULT

Refer to 

BRC-247, "DTC Index"

.

DATA MONITOR

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

Diagnosis mode

Description

Self Diagnostic Result

Displays malfunctioning system memorized in Distance sensor.

Data Monitor

Displays real-time input/output data of Distance sensor.

Active Test

Distance sensor activates outputs to components.

Work Support

It can monitor the adjustment direction indication in order to perform the radar alignment operation 
smoothly.

ECU Identification

Displays Distance sensor part number.

CAN Diag Support Monitor

Monitor the reception status of CAN communication viewed from Distance sensor.

Monitored item

[Unit]

Description

VHCL SPEED SE
[km/h]

Vehicle speed signal received from ABS actuator and electric unit (control unit) via CAN com-
munication. 

YAW RATE
[deg/s]

Yaw rate signal received from ABS actuator and electric unit (control unit) via CAN communi-
cation.

PWR SUP MONI
[V]

Indicates IGN voltage input by Distance sensor.

DISTANCE
[m]

Indicates the distance from the vehicle ahead.

RELATIVE SPD
[m/s]

Indicates the relative speed of the vehicle ahead.

RADAR OFFSET
[m]

NOTE:
The item is indicated, but not used.

RADAR HEIGHT
[m]

NOTE:
The item is indicated, but not used.

STEERING ANGLE
[deg]

The steering angle is displayed.

STRG ANGLE SPEED
[deg/s]

The steering angle speed is displayed.

L/R ADJUST
[deg]

Indicates a horizontal correction value of the radar.

U/D ADJUST
[deg]

Indicates a vertical correction value of the radar.

FCW SYSTEM ON
[On/Off]

NOTE:
The item is indicated, but not used.

FCW SELECT
[On/Off]

NOTE:
The item is indicated, but not used.

PFCW SYSTEM ON
[On/Off]

NOTE:
The item is indicated, but not used.

DIAGNOSIS SYSTEM (DISTANCE SENSOR)

BRC-243

< SYSTEM DESCRIPTION >

[FORWARD EMERGENCY BRAKING]

C

D

E

G

H

I

J

K

L

M

A

B

BRC

N

O

P

WORK SUPPORT

Distance sensor alignment

Refer to 

BRC-262, "Description"

.

ACTIVE TEST

PFCW SELECT
[On/Off]

NOTE:
The item is indicated, but not used.

FEB SW
[On/Off]

Indicates [On/Off] status of FEB system

FEB SELECT
[On/Off]

Indicates an ON/OFF state of the FEB system.

BRAKE SW
[On/Off]

Indicates [On/Off] status as judged from brake pedal position switch signal (BCM transmits 
brake pedal position switch signal through CAN communication)

IDLE SW
[On/Off]

Indicates [On/Off] status of idle switch read from distance sensor through CAN communication 
(ECM transmits On/Off status through CAN communication)

THRTL SENSOR
[On/Off]

NOTE:
The item is indicated, but not used.

VEHICLE AHEAD DETECT
[On/Off]

Indicates [On/Off] status of vehicle ahead detection indicator output

STATIC OBSTACLE DETECT
[On/Off]

Indicates [On/Off] status of static obstacle detection

BUZZER O/P
[On/Off]

Indicates [On/Off] status of warning chime output

FUNC ITEM (FCW)
[Without FCW/With FCW]

NOTE:
The item is indicated, but not used.

FUNC ITEM (PFCW)
[Without P-FCW/With- PFCW]

NOTE:
The item is indicated, but not used.

FUNC ITEM (FEB)
[Without FCA/With FCA]

Indicates systems which can be set to ON/OFF by selecting FEB.

FUNC ITEM (ICC)
[Without ICC/With ICC]

NOTE:
The item is indicated, but not used.

PRESS ORDER
[bar]

Indicates status as judged from brake fluid pressure signal [ABS actuator and electric unit (con-
trol unit) transmits brake fluid pressure signal through CAN communication].

Monitored item

[Unit]

Description

Work support items

Description

MILLIWAVE RADAR ADJUST

Outputs millimeter waves, calculates dislocation of the millimeter waves, and indicates adjust-
ment direction.

FEB OPERATION MILEAGE

The mileage information for FEB operation is displayed.

Test item

Description

BRAKE ACTUATOR

Activates the brake by an arbitrary operation

ICC BUZZER

This test is able to check FEB warning chime operation [On/Off] in the combination meter.

METER LAMP

This test is able to check FEB warning indicator operation [On/Off] in the combination meter 
information display. 

BRC-244

< ECU DIAGNOSIS INFORMATION >

[FORWARD EMERGENCY BRAKING]

DISTANCE SENSOR

ECU DIAGNOSIS INFORMATION

DISTANCE SENSOR 

Reference Value

INFOID:0000000010721668

VALUES ON THE DIAGNOSIS TOOL

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

Monitor item

Condition

Value/Status

VHCL SPEED SE

While driving

Value of vehicle 

speed signal 

(wheel speed)

YAW RATE

While driving

Vehicle stopped

0.0

Vehicle turning right

Positive value

Vehicle turning left

Negative value

PWR SUP MONI

Ignition switch ON

Power supply volt-

age value of dis-

tance sensor

DISTANCE

Drive the vehicle and ac-
tivate the vehicle-to-vehi-
cle distance control mode

When a vehicle ahead is detected

Displays the dis-

tance from the pre-

ceding vehicle

When a vehicle ahead is not detected

0.0

RELATIVE SPD

Drive the vehicle and ac-
tivate the vehicle-to-vehi-
cle distance control mode

When a vehicle ahead is detected

Displays the rela-

tive speed

When a vehicle ahead is not detected

0.0

LASER OFFSET

NOTE:
The item is indicated, but not used

—

LASER HEIGHT

NOTE:
The item is indicated, but not used

—

STEERING ANGLE

Ignition switch ON

When setting the steering wheel in straight-ahead po-
sition

0.0

When turning the steering wheel 90

°

 rightward

+90

When turning the steering wheel 90

°

 leftward

-90

STRG ANGLE 
SPEED

Ignition switch ON

At the time of turning the steering wheel

Steering wheel 
turning speed is 
displayed

L/R ADJUST

Ignition switch ON

At the completion of radar alignment adjustment

Horizontal correc-
tion value is dis-
played

U/D ADJUST

Ignition switch ON

At the completion of radar alignment adjustment

Vertical correction 
value is displayed

FCW SYSTEM ON

Engine running

When the FEB system is ON

On

When the FEB system is OFF

Off

FCW SELECT

Ignition switch ON

FEB system set with the information display is ON

On

FEB system set with the information display is OFF

Off

PFCW SYSTEM ON

NOTE:
The item is indicated, but not used

Off

PFCW SELECT

NOTE:
The item is indicated, but not used

Off

DISTANCE SENSOR

BRC-245

< ECU DIAGNOSIS INFORMATION >

[FORWARD EMERGENCY BRAKING]

C

D

E

G

H

I

J

K

L

M

A

B

BRC

N

O

P

TERMINAL LAYOUT

PHYSICAL VALUES

FEB SW

Engine running

FEB system ON

On

FEB system OFF

Off

FEB SELECT

Ignition switch ON

FEB system set with the information display is ON

On

FEB system set with the information display is OFF

Off

BRAKE SW

Ignition switch ON

When brake pedal is depressed

On

When brake pedal is not depressed

Off

STOP LAMP SW

Ignition switch ON

When brake pedal is depressed

On

When brake pedal is not depressed

Off

IDLE SW

Engine running

Idling

On

Except idling (depress accelerator pedal)

Off

THRTL SENSOR

NOTE:
The item is indicated, but not used

Off

VEHICLE AHEAD 
DETECT

Drive the vehicle

When a vehicle ahead is detected (vehicle ahead de-
tection indicator ON)

On

When a vehicle ahead is not detected (vehicle ahead 
detection indicator OFF)

Off

STATIC OBSTACLE 
DETECT

Drive the vehicle

When a vehicle static obstacle is detected

On

When a vehicle static obstacle is not detected

Off

BUZZER O/P

Engine running

When the buzzer of the FEB system operates

On

When the buzzer of the FEB system not operates

Off

FUNC ITEM (FCW)

Engine running

FEB system set with the integral switch ON

On

FEB system set with the integral switch OFF

Off

FUNC ITEM (PFCW)

NOTE:
The item is indicated, but not used

Off

FUNC ITEM (FEB)

Engine running

FEB system set with the integral switch ON

On

FEB system set with the integral switch OFF

Off

FUNC ITEM (ICC)

NOTE:
The item is indicated, but not used

Off

PRESS ORDER

When brake pedal is depressed

Approx. 0 bar

When brake pedal is not depressed

0 – 255 bar

Monitor item

Condition

Value/Status

JSOIA1678ZZ