Nissan Juke F15. Manual - part 259

ADDITIONAL SERVICE WHEN REPLACING AWD CONTROL MODULE

DLN-41

< BASIC INSPECTION >

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ADDITIONAL SERVICE WHEN REPLACING AWD CONTROL MODULE

Description

INFOID:0000000012199376

When replacing AWD control module, unit characteristics writing is required. Refer to 

DLN-41, "Work Proce-

dure"

.

Work Procedure

INFOID:0000000012199377

1.

PERFORM WRITING UNIT CHARACTERISTICS

Perform writing unit characteristics of electric controlled coupling.

>> Refer to 

DLN-42, "Description"

.

DLN-42

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UNIT CHARACTERISTICS WRITING

UNIT CHARACTERISTICS WRITING

Description

INFOID:0000000012199378

When replacing AWD control module, rear final drive assembly and/or electric controlled coupling, unit charac-

teristics of electric controlled coupling writing is required. Refer to 

DLN-42, "Work Procedure"

.

Work Procedure

INFOID:0000000012199379

1.

UNIT CHARACTERISTICS WRITING

With CONSULT

1. Confirm the unit characteristics (A and B) of electric controlled

coupling (left and right).

NOTE:

• This illustration is sample.

• For the illustration, the unit characteristics are following.

2. Turn the ignition switch OFF to ON.

3. Select “UNIT CHARACTERISTICS WRITE” in “WORK SUP-

PORT” for “ALL MODE AWD/4WD”.

4. Input unit characteristics.

5. Select “Start”.

6. Check that “UNIT CHARACTERISTICS WRITE COMPLETED” is displayed.

>> WORK END

Left side:

3B4D66BBE32B

Right side:

3B4D66BBE318

JSDIA2079ZZ

P1804, P1809 AWD CONTROL MODULE

DLN-43

< DTC/CIRCUIT DIAGNOSIS >

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DTC/CIRCUIT DIAGNOSIS

P1804, P1809 AWD CONTROL MODULE

DTC Logic

INFOID:0000000012199380

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and

wait at least 10 seconds before conducting the next test.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION

With CONSULT

1. Turn the ignition switch OFF to ON.

2. Perform self-diagnosis for “ALL MODE AWD/4WD”.
Is DTC “P1804 or P1809” detected?

YES

>> Proceed to 

DLN-43, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000012199381

1.

PERFORM SELF-DIAGNOSIS AGAIN

With CONSULT

Perform “DTC CONFIRMATION PROCEDURE” (self-diagnosis) again. Refer to 

DLN-43, "DTC Logic"

.

Is DTC “P1804 or 1809” detected?

YES

>> Replace AWD control module. Refer to 

DLN-91, "Removal and Installation"

.

NO

>> Check AWD control module pin terminals for damage or loose connection with harness connector.

If any items are damaged, repair or replace error-detected parts.

DTC

Display item

Malfunction detected condition

Possible cause

P1804

CONTROL UNIT 3

Malfunction is detected in the memory 
(EEPROM) system of AWD control mod-
ule.

Internal malfunction of AWD control 
module.

P1809

CONTROL UNIT 4

AD converter system of AWD control 
module is malfunctioning.

DLN-44

< DTC/CIRCUIT DIAGNOSIS >

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P1808 WHEEL SPEED SENSOR

P1808 WHEEL SPEED SENSOR

DTC Logic

INFOID:0000000012199382

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and

wait at least 10 seconds before conducting the next test.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION

With CONSULT

1. Start the engine and drive at 30 km/h (19 MPH) or more for approximately 1 minute.

2. Stop the vehicle.

3. Perform self-diagnosis for “ALL MODE AWD/4WD”.
Is DTC “P1808” detected?

YES

>> Proceed to 

DLN-44, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000012199383

1.

PERFORM ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS

With CONSULT

Perform self-diagnosis for “ABS”.
Is any DTC detected?

YES

>> Perform trouble diagnosis for detected DTC. Refer to 

BRC-50, "DTC Index"

.

NO

>> GO TO 2.

2.

ERASE SELF-DIAGNOSTIC RESULT

With CONSULT

1. Erase self-diagnostic results for “ALL MODE AWD/4WD”.

2. Start the engine and drive at 30 km/h (19 MPH) or more for approximately 1 minute.

3. Stop the vehicle.

4. Check that ABS warning lamp turns OFF.
Does ABS warning lamp turn OFF?

YES

>> GO TO 3.

NO

>> Refer to 

BRC-136, "Component Function Check"

.

3.

CHECK TERMINALS AND HARNESS CONNECTORS

Check AWD control module pin terminals for damage or loose connection with harness connector.
Is inspection result normal?

YES

>> After turning the ignition switch OFF, perform DTC confirmation procedure again. If DTC “P1808”

is detected, Replace AWD control module. Refer to 

DLN-91, "Removal and Installation"

.

NO

>> Repair or replace error-detected parts.

DTC

Display item

Malfunction detected condition

Possible cause

P1808

VHCL SPEED SEN-ABS

• Malfunction is detected in vehicle 

speed signal that is output from ABS 
actuator and electric unit (control unit) 
through CAN communication.

• Improper signal is input while driving.

• ABS actuator and electric unit (control 

unit)

- Malfunction of ABS actuator and elec-

tric unit (control unit) circuit error

- Wheel speed sensor error
• AWD  control  module
• CAN communication line