Nissan Rogue Service Manual: Power supply and ground circuit

Nissan Rogue Service Manual / Body exterior, doors, roof & vehicle security / Roof / Dtc/circuit diagnosis / Power supply and ground circuit

BCM (BODY CONTROL SYSTEM) (WITH INTELLIGENT KEY SYSTEM)

BCM (BODY CONTROL SYSTEM) (WITH INTELLIGENT KEY SYSTEM) : Diagnosis Procedure

Regarding Wiring Diagram information, refer to BCS-50, "Wiring Diagram".

1. CHECK FUSE

Check that the following fuse is not blown.

Check fuse

Is the fuse blown? YES >> Replace the blown fuse after repairing the affected circuit.

NO >> GO TO 2.

2. CHECK POWER SUPPLY CIRCUIT

Disconnect BCM connector M20.
Check voltage between BCM connector M20 and ground.

Check power supply circuit

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace harness or connectors.

3. CHECK GROUND CIRCUIT

Check continuity between BCM connector M20 and ground.

Check ground circuit

Is the inspection result normal? YES >> Inspection End.

NO >> Repair or replace harness or connectors.

BCM (BODY CONTROL SYSTEM) (WITHOUT INTELLIGENT KEY SYSTEM)

BCM (BODY CONTROL SYSTEM) (WITHOUT INTELLIGENT KEY SYSTEM) : Diagnosis Procedure

Regarding Wiring Diagram information, refer to BCS-110, "Wiring Diagram".

1. CHECK FUSE

Check that the following fuse is not blown.

Check fuse

Is the fuse blown? YES >> Replace the blown fuse after repairing the affected circuit.

NO >> GO TO 2.

2. CHECK POWER SUPPLY CIRCUIT

Disconnect BCM connector M20.
Check voltage between BCM connector M20 and ground.

Check power supply circuit

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace harness or connectors.

3. CHECK GROUND CIRCUIT

Check continuity between BCM connector M20 and ground.

Check ground circuit

Is the inspection result normal? YES >> Inspection End.

NO >> Repair or replace harness or connectors.

MOONROOF MOTOR ASSEMBLY

MOONROOF MOTOR ASSEMBLY : Description

BCM supplies the moonroof motor assembly with power.
CPU is integrated in moonroof motor assembly.
Tilts up/down & slides open/close by moonroof switch operation.
In order to close the moonroof during high speed driving, the Combination meter will send a speed signal to the moonroof CPU to adjust the torque of the motor during the tilt-down operation.

MOONROOF MOTOR ASSEMBLY : Component Function Check

1. CHECK MOONROOF MOTOR FUNCTION

Does the tilt up/down & slide open/close functions operate normally with moonroof switch? Is the inspection result normal? YES >> Moonroof motor assembly is OK.

NO >> Refer to RF-26, "MOONROOF MOTOR ASSEMBLY : Diagnosis Procedure".

MOONROOF MOTOR ASSEMBLY : Diagnosis Procedure

Regarding Wiring Diagram information, refer to RF-17, "Wiring Diagram".

MOONROOF MOTOR ASSEMBLY

1. CHECK POWER SUPPLY CIRCUIT

Turn ignition switch OFF.
Disconnect the moonroof motor assembly connector.
Turn ignition switch ON.
Check voltage between moonroof motor assembly connector and ground.

Check power supply circuit

Is the inspection result normal? YES >> GO TO 2.

NO >> GO TO 3.

2. CHECK GROUND CIRCUIT

Turn ignition switch OFF.
Check continuity between moonroof motor assembly connector and ground.

Heck ground circuit

Is the inspection result normal? YES >> GO TO 5.

NO >> Repair or replace harness.

3.CHECK HARNESS CONTINUITY

Turn ignition switch OFF.
Disconnect power window relay connector.
Check continuity between power window relay harness connector and moonroof motor assembly harness connector.

Check harness continuity

Check continuity between power window relay harness connector and ground.

Check harness continuity

Is the inspection result normal? YES >> Refer to PWC-48, "Diagnosis Procedure".

NO >> Repair or replace harness.

4. CHECK MOONROOF SWITCH INPUT SIGNAL

Connect moonroof motor assembly.
Turn ignition switch ON.
Check voltage between the moonroof motor assembly connector and ground.

Check moonroof switch input signal

Is the inspection result normal? YES >> GO TO 8.

NO >> GO TO 6.

5. CHECK MOONROOF SWITCH CIRCUIT

Turn ignition switch OFF.
Disconnect the moonroof motor assembly and moonroof switch.
Check continuity between the moonroof motor assembly connector and moonroof switch connector.

Check moonroof switch circuit

Check continuity between the moonroof motor assembly connector and ground.

Check moonroof switch circuit

Is the inspection result normal? YES >> GO TO 7.

NO >> Repair or replace harness.

6. CHECK MOONROOF SWITCH GROUND CIRCUIT

Connect moonroof motor assembly.
Check continuity between the moonroof switch connector and ground.

Check moonroof switch ground circuit

Is the inspection result normal? YES >> Refer to RF-32, "Component Inspection".

NO >> Repair or replace harness.

7. CHECK COMBINATION METER SIGNAL

Connect the moonroof motor assembly connector.
Turn ignition switch ON.
Check the signal between the moonroof motor assembly connector and ground with oscilloscope.

Check combination meter signal

Is the inspection result normal? YES >> Replace moonroof motor assembly. Refer to RF-53, "Removal and Installation". After that, refer to RF-24, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement".

NO >> GO TO 9.

8.CHECK COMBINATION METER CIRCUIT

Turn ignition switch OFF.
Disconnect combination meter.
Check continuity between the combination meter connector and the moonroof motor assembly connector.

Check combination meter circuit

Check continuity between the combination meter connector and ground.

Check combination meter circuit

Is the inspection result normal? YES >> Replace combination meter. Refer to BCS-76, "Removal and Installation".

NO >> Repair or replace harness.

MOONROOF MOTOR ASSEMBLY : Special Repair Requirement

1. PERFORM INITIALIZATION PROCEDURE

Perform the initialization procedure.

Refer to RF-29, "MOONROOF MOTOR ASSEMBLY : Special Repair Requirement".

>> GO TO 2.

2. CHECK ANTI-PINCH OPERATION

Check the anti-pinch operation.

Refer to RF-29, "MOONROOF MOTOR ASSEMBLY : Special Repair Requirement".

Is the inspection result normal? YES >> Inspection End.

NO >> Check fitting adjustment.

SUNSHADE MOTOR ASSEMBLY

SUNSHADE MOTOR ASSEMBLY : Description

BCM supplies the sunshade motor assembly with power.
CPU is integrated in sunshade motor assembly.
Slide open/close controlled by the moonroof switch operation.

SUNSHADE MOTOR ASSEMBLY : Component Function Check

1. CHECK SUNSHADE MOTOR FUNCTION

Does the slide open and close functions operate normally with the moonroof switch? Is the inspection result normal? YES >> Sunshade motor assembly is OK.

NO >> Refer to RF-29, "SUNSHADE MOTOR ASSEMBLY : Diagnosis Procedure".

SUNSHADE MOTOR ASSEMBLY : Diagnosis Procedure

1.CHECK POWER SUPPLY

Turn ignition switch OFF.
Disconnect sunshade motor assembly connector.
Turn ignition switch ON.
Check voltage between sunshade motor assembly harness connector and ground.

Check power supply

Is the inspection result normal? YES >> GO TO 2.

NO >> GO TO 3.

2.CHECK GROUND CIRCUIT

Turn ignition switch OFF.
Check continuity between sunshade motor assembly harness connector and ground.

Check ground circuit

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace the harness.

3.CHECK HARNESS CONTINUITY

Turn ignition switch OFF.
Disconnect power window relay connector.
Check continuity between power window relay harness connector and moonroof motor assembly harness connector.

Check harness continuity

Check continuity between power window relay harness connector and ground.

Check harness continuity

Is the inspection result normal? YES >> Refer to PWC-48, "Diagnosis Procedure".

NO >> Repair or replace harness.

Dtc/circuit diagnosis

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Moonroof switch

Description Transmits switch operation signal to moonroof motor and sunshade motor assembly. Diagnosis Procedure Regarding Wiring Diagram information, refer to RF-17, "Wiring Diagram". ...

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