Nissan Qashqai J11. Manual - part 776

 

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Nissan Qashqai J11. Manual - part 776

 

 

DLN-20

< SYSTEM DESCRIPTION >

[TRANSFER: TY21C]

SYSTEM

WARNING/INDICATOR/CHIME LIST : Warning/Indicator (On Information Display)

INFOID:0000000010755239

LOCK indicator lamp

For layout: Refer to 

WCS-5, "Component Parts Location"

.

For function: Refer to 

DLN-20, "WARNING/INDICATOR/CHIME LIST : Warning/Indica-

tor (On Information Display)"

.

Name

Design

Layout/Function

Name

Function

4WD warning

Refer to 

DLN-18, "INFORMATION DISPLAY (COMBINATION METER) : 4WD Warn-

ing"

.

4WD torque distribution indicator

Refer to 

DLN-19, "INFORMATION DISPLAY (COMBINATION METER) : 4WD Torque 

Distribution Indicator"

.

DIAGNOSIS SYSTEM (4WD CONTROL UNIT)

DLN-21

< SYSTEM DESCRIPTION >

[TRANSFER: TY21C]

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DIAGNOSIS SYSTEM (4WD CONTROL UNIT)

CONSULT Function

INFOID:0000000010755240

APPLICATION ITEMS

CONSULT can display each diagnostic item using the diagnostic test modes as follows.

*: The following diagnosis information is erased by erasing.
• DTC
• Freeze frame data (FFD)

ECU IDENTIFICATION

4WD control unit part number can be read.

SELF DIAGNOSTIC RESULT

Refer to 

DLN-26, "DTC Index"

.

When “PRSNT” is displayed on self-diagnosis result.

• The system is presently malfunctioning.

When “PAST” is displayed on self-diagnosis result.

• System malfunction in the past is detected, but the system is presently normal.

FREEZE FRAME DATA (FFD)

The following vehicle status is recorded when DTC is detected and is displayed.

Diagnostic test mode

Function

ECU Identification

4WD control unit part number can be read.

Self Diagnostic Result

Self-diagnostic results and freeze frame data can be read and erased quickly.*

Data Monitor

Input/Output data in the 4WD control unit can be read.

Active Test

Diagnostic Test Mode in which CONSULT drives some actuators apart from the 4WD control unit 
and also shifts some parameters in a specified range.

Work support

This mode enable a technician to adjust some devices faster and more accurately by following the 
indication on the CONSULT.

Monitor item (Unit)

Remarks

ODO/TRIP METER (km/h or mph)

Odometer value via CAN communication line is displayed.

ABS OPERATION SIG (On/Off)

ABS operation status via CAN communication line is displayed.

VDC OPERATION SIG (On/Off)

VDC operation status via CAN communication line is displayed.

TCS OPERATION SIG (On/Off)

TCS operation status via CAN communication line is displayed.

HI COEF FRIC FLG 1 (LOW/HIGH)

Measured friction of load is displayed when vehicle starts.

HI COEF FRIC FLG 2 (LOW/HIGH)

Measured friction of load is displayed when vehicle during deceleration.

IGN VOLT (V)

Ignition voltage supplied to 4WD control unit is displayed.

TARGET SOL CRNT (A)

4WD solenoid target current is displayed.

SOLENOID CRNT (A)

4WD solenoid control current is displayed.

QUASI VEHICLE SPEED (km/h or mph)

Vehicle speed calculated by 4WD control unit is displayed.

FRONT WHEEL SPEED (km/h or mph)

Front wheel speed average calculated by 4WD control unit is displayed.

REAR WHEEL SPEED (km/h or mph)

Rear wheel speed average calculated by 4WD control unit is displayed.

SLCT LVR POSI

Current transmission gear via CAN communication line is displayed.

OPERATION MODE

Control status of 4WD mode is displayed.

FRONT RH WHEEL SPEED (km/h or mph)

Wheel speed calculated by front RH wheel sensor signal is displayed.

FRONT LH WHEEL SPEED (km/h or mph)

Wheel speed calculated by front LH wheel sensor signal is displayed.

REAR RH WHEEL SPEED (km/h or mph)

Wheel speed calculated by rear RH wheel sensor signal is displayed.

REAR LH WHEEL SPEED (km/h or mph)

Wheel speed calculated by rear LH wheel sensor signal is displayed.

DLN-22

< SYSTEM DESCRIPTION >

[TRANSFER: TY21C]

DIAGNOSIS SYSTEM (4WD CONTROL UNIT)

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.

ACTIVE TEST

Use this mode to determine and identify the details of a malfunction based on self-diagnostic results or data
monitor. 4WD control unit gives drive signal to actuator with receiving command from CONSULT to check
operation of actuator.

CAUTION:

Never energize continuously for a long time.

WORK SUPPORT

Monitor item (Unit)

Remarks

STOP LAMP SW (On/Off)

Stop lamp switch signal status via CAN communication line is displayed.

ENG SPEED SIG (Run/Stop)

Engine status is displayed.

ETS ACTUATOR (On/Off)

Operating condition of 4WD actuator relay (integrated in 4WD control unit) is displayed.

4WD WARN LAMP (On/Off)

Control status of 4WD warning (on information display) is displayed.

4WD MODE SW (AUTO/LOCK/2WD)

4WD mode switch status is displayed.

4WD MODE MON (AUTO/LOCK/2WD)

Control status of 4WD is displayed.

DIS-TIRE MONI (mm)

Improper size tire installed condition is displayed.

PARKING BRAKE SW SIG (On/Off)

Parking switch signal status via CAN communication line is displayed.

4WD MODE SW (2WD) (On/Off)

4WD mode switch (2WD position) signal is displayed.

4WD MODE SW (AUTO) (On/Off)

4WD mode switch (AUTO position) signal is displayed.

4WD MODE SW (LOCK) (On/Off)

4WD mode switch (LOCK position) signal is displayed.

READY (Off/Running)

This item is not equipped, but displayed.

BATTERY VOLT (V)

Power supply voltage value of 4WD control unit is displayed.

THRTL POS SEN (%)

Throttle opening status is displayed.

ETS SOLENOID (A)

Monitored value of current at 4WD solenoid is displayed.

FR RH SENSOR (km/h or mph)

Wheel speed calculated by front RH wheel sensor signal is displayed.

FR LH SENSOR (km/h or mph)

Wheel speed calculated by front LH wheel sensor signal is displayed.

RR RH SENSOR (km/h or mph)

Wheel speed calculated by rear RH wheel sensor signal is displayed.

RR LH SENSOR (km/h or mph)

Wheel speed calculated by rear LH wheel sensor signal is displayed.

Test item

Condition

Description

SOLENOID
(Detects 4WD solenoid)

• Vehicle stopped
• Engine running
• No DTC detected

Change command current value to 4WD solenoid, and then change driving 
mode. (Monitor value is normal if it is within approx. 

±

10% of command value.)

• Qu: Increase current value in increments of 0.2 A
• Qd: Decrease current value in increments of 0.2 A
• UP: Increase current value in increments of 0.02 A
• DOWN: Decrease current value in increments of 0.02 A

Item

Usage

UNIT CHARACTERISTICS DATA

Display the unit characteristics of electric controlled coupling written to 4WD control unit.

UNIT CHARACTERISTICS WRITE

Writes the unit characteristics of electric controlled coupling to 4WD control unit.

4WD CONTROL UNIT

DLN-23

< ECU DIAGNOSIS INFORMATION >

[TRANSFER: TY21C]

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ECU DIAGNOSIS INFORMATION

4WD CONTROL UNIT

Reference Value

INFOID:0000000010755241

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

STOP LAMP SW

Brake pedal: Depressed

On

Brake pedal: Released

Off

ENG SPEED SIG

Engine stopped
(Engine speed: Less than 400 rpm)

Stop

Engine running
(Engine speed: 400 rpm or more)

Run

ETS ACTUATOR

Engine stopped (Ignition switch: ON)

Off

Engine running

On

4WD WARN LAMP

4WD warning (on information display): Displayed

On

4WD warning (on information display): Not displayed

Off

4WD MODE SW

4WD mode switch: 2WD

2WD

4WD mode switch: AUTO

AUTO

4WD mode switch: LOCK
(State of hold of LOCK position)

LOCK

4WD MODE MON

4WD mode switch: 2WD

2WD

4WD mode switch: AUTO

AUTO

4WD mode switch: AUTO 

 LOCK

(When switching to LOCK mode)

Vehicle speed below 10 km/h (6 mph)

AUTO 

 LOCK

Vehicle speed above 10 km/h (6 mph)

AUTO

4WD mode switch: LOCK 

 AUTO

(When switching to AUTO mode)

Vehicle speed below 10 km/h (6 mph)

LOCK 

 AUTO

DIS-TIRE MONI

Vehicle running with normal size tire installed

0 – 4 mm

Vehicle running with improper size tire installed (Front/rear tire size differ-
ence, wear condition)

4 – 8 mm, 8 – mm

PARKING BRAKE SW 
SIG

Parking brake operated

On

Parking brake not operated

Off

4WD MODE SW (2WD)

4WD mode switch: 2WD

On

4WD mode switch: Except 2WD

Off

4WD MODE SW (AUTO)

4WD mode switch: AUTO

On

4WD mode switch: Except AUTO

Off

4WD MODE SW (LOCK)

4WD mode switch: LOCK
(State of hold of LOCK position)

On

4WD mode switch: Except LOCK

Off

READY

Always

Off

BATTERY VOLT

Always

Battery voltage

THRTL POS SEN

When depressing accelerator pedal
(Value rises gradually in response to throttle position.)

0 – 100%

 

 

 

 

 

 

 

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