Nissan Rogue. Manual - part 398

DLN-36

< DTC/CIRCUIT DIAGNOSIS >

[TRANSFER: TY21C]

C1201 AWD CONTROL UNIT

DTC/CIRCUIT DIAGNOSIS

C1201 AWD CONTROL UNIT

DTC Description

INFOID:0000000011278316

DTC DETECTION LOGIC

POSSIBLE CAUSE

Internal malfunction of AWD control unit

FAIL-SAFE

AWD control changes to front-wheel drive immediately, then AWD control stops, and the vehicle becomes

front-wheel drive.

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.

DTC REPRODUCTION PROCEDURE

 With CONSULT

1. Turn the ignition switch OFF to ON.

2. Perform “Self Diagnostic Result” of “ALL MODE AWD/4WD”.
Is DTC “C1201” detected?

YES

>> Proceed to diagnosis procedure. Refer to 

DLN-36, "Diagnosis Procedure"

.

NO-1 >> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2 >> Confirmation after repair: Inspection End.

Diagnosis Procedure

INFOID:0000000011278317

1.

PERFORM SELF DIAGNOSTIC RESULT

 With CONSULT

1. Erase “Self Diagnostic Result” of “ALL MODE AWD/4WD”.

2. Turn the ignition switch OFF, and then wait 10 seconds or more.

3. Turn the ignition switch ON.

4. Perform “Self Diagnostic Result” of “ALL MODE AWD/4WD”.
Is DTC “C1201” detected?

YES

>> Replace AWD control unit. Refer to 

DLN-68, "Removal and Installation"

.

NO

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

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

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

C1201

CONTROLLER FAILURE
(Control unit failure)

Malfunction has occurred inside AWD control unit.

C1203 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

DLN-37

< DTC/CIRCUIT DIAGNOSIS >

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C1203 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

DTC Description

INFOID:0000000011278318

DTC DETECTION LOGIC

POSSIBLE CAUSE

ABS malfunction

• Vehicle speed signal error

FAIL-SAFE

AWD control changes to front-wheel drive gradually (rear-wheels still have some driving torque), then AWD

control stops, and the vehicle becomes front-wheel drive.

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.

DTC REPRODUCTION PROCEDURE

 With CONSULT

1. Drive at 30 km/h (19 MPH) or more for approximately 1 minute.

2. Perform “Self Diagnostic Result” of “ALL MODE AWD/4WD”.
Is DTC “C1203” detected?

YES

>> Proceed to diagnosis procedure. Refer to 

DLN-37, "Diagnosis Procedure"

.

NO-1 >> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2 >> Confirmation after repair: Inspection End.

Diagnosis Procedure

INFOID:0000000011278319

1.

PERFORM ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT

 With CONSULT

Perform “Self Diagnostic Result” of “ABS”.
Is any DTC detected?

YES

>> Check the DTC. Refer to 

BRC-53, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK TERMINALS AND HARNESS CONNECTORS

Check AWD control unit 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 “C1203”

is detected, Replace AWD control unit. Refer to 

DLN-68, "Removal and Installation"

.

NO

>> Repair or replace error-detected parts.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

C1203

ABS SYSTEM
(ABS system)

Malfunction related to wheel sensor has been detected by 
ABS actuator and electric unit (control unit).

DLN-38

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C1204 AWD SOLENOID

C1204 AWD SOLENOID

DTC Description

INFOID:0000000011278320

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Internal malfunction of electronic controlled coupling

• Malfunction of AWD solenoid power supply circuit (open or short)

• Malfunction of AWD solenoid command current

FAIL-SAFE

AWD control changes to front-wheel drive immediately, then AWD control stops, and the vehicle becomes

front-wheel drive.

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.

DTC REPRODUCTION PROCEDURE

 With CONSULT

1. Turn the ignition switch OFF to ON.

2. Turn the ignition switch ON, then wait 10 seconds or more.

3. Perform “Self Diagnostic Result” of “ALL MODE AWD/4WD”.
Is DTC “C1204” detected?

YES

>> Proceed to diagnosis procedure. Refer to 

DLN-38, "Diagnosis Procedure"

.

NO-1 >> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2 >> Confirmation after repair: Inspection End.

Diagnosis Procedure

INFOID:0000000011278321

1.

CHECK AWD SOLENOID POWER SUPPLY (1)

1. Turn the ignition switch OFF.

2. Disconnect AWD control unit harness connector.

3. Check the voltage between AWD control unit harness connector and ground.

4. Turn the ignition switch ON.

CAUTION:

Never start the engine.

5. Check the voltage between AWD control unit harness connector and ground.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

C1204

4WD SOLENOID
(4WD solenoid)

Malfunction related to AWD solenoid has been detected.

AWD control unit

—

Voltage

Connector

Terminal

B75

9

Ground

Battery voltage

AWD control unit

—

Voltage

Connector

Terminal

B75

9

Ground

Battery voltage

C1204 AWD SOLENOID

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Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK AWD SOLENOID POWER SUPPLY (2)

1. Turn the ignition switch OFF.

2. Check the 10A fuse (#6).

3. Disconnect fuse block (J/B) harness connector.

4. Check the continuity between AWD control unit harness connector and fuse block (J/B) harness connec-

tor.

5. Check the continuity between AWD control unit harness connector and the ground.

Is the inspection result normal?

YES

>> Perform the trouble diagnosis for power supply circuit. Refer to 

PG-13, "Wiring Diagram — Bat-

tery Power Supply —"

.

NO

>> Repair or replace error-detected parts.

3.

CHECK AWD SOLENOID GROUND

Check the continuity between AWD control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts.

4.

CHECK AWD SOLENOID CIRCUIT (1)

Check the resistance between AWD control unit harness connector.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> GO TO 5.

5.

CHECK AWD SOLENOID CIRCUIT (2)

1. Remove AWD solenoid harness connector.

2. Check the continuity between AWD control unit harness connector and AWD solenoid harness connector.

AWD control unit

Fuse block (J/B)

Continuity

Connector

Terminal

Connector

Terminal

B75

9

M68

15R

Yes

AWD control unit

—

Continuity

Connector

Terminal

B75

9

Ground

No

AWD control unit

—

Continuity

Connector

Terminal

B75

10

Ground

Yes

11

AWD control unit

 Resistance (Approx.)

Connector

Terminal

B75

1

2

2.5 

Ω