Nissan Murano. Instruction — part 318

DAS-162

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

U1309 AIR PUMP

U1309 AIR PUMP

DTC Logic

INFOID:0000000009723364

DTC DETECTION LOGIC

Diagnosis Procedure

INFOID:0000000009723365

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine.

2.

Turn the BSW system ON.

3.

Perform “All DTC Reading” with CONSULT.

4.

Check if the “U1309” is detected as the current malfunction in “Self Diagnostic Result” of “AVM”.

Is “U1309” detected as the current malfunction?

YES

>> Replace the air pump. Refer to

DAS-187, "Removal and Installation"

.

NO

>> Refer to

GI-44, "Intermittent Incident"

.

DTC

Trouble diagnosis name

DTC detecting condition

Possible causes

U1309

PUMP INPUT CUR-
RENT JUDGE

Camera control unit detects the value of current from air
pump is incorrect

Air pump

DAS

U130B REAR CAMERA

DAS-163

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

U130B REAR CAMERA

DTC Logic

INFOID:0000000009723366

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn the ignition switch ON.

2.

Shift the selector lever to “R” position.

3.

Perform “All DTC Reading” with CONSULT.

4.

Check if the “U130B” is detected as the current malfunction in “Self Diagnostic Result” of “AVM”.

Is “U130B” detected as the current malfunction?

YES

>> Refer to

DAS-163, "Diagnosis Procedure"

.

NO

>> Refer to

GI-44, "Intermittent Incident"

.

Diagnosis Procedure

INFOID:0000000009723367

1.

REPLACE REAR VIEW CAMERA

1.

Turn ignition switch OFF.

2.

Replace the rear view camera. Refer to

DAS-188, "Removal and Installation"

.

3.

Turn ignition switch ON.

4.

Erases All self-diagnosis results.

5.

Shift selector lever to “R” position.

6.

Perform “All DTC Reading” again.

7.

Check if the “U130B” is detected in self-diagnosis results of “AVM”.

Is inspection result normal?

YES

>> Refer to INSPECTION END.

NO

>> Replace camera control unit. Refer to

DAS-187, "Removal and Installation"

.

DTC

Trouble diagnosis name

DTC detecting condition

Possible causes

U130B

REAR CAMERA COMM
ERROR

Camera control unit receives the incorrect
communication signal from rear camera unit

• Rear view camera
• Camera control unit

DAS-164

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

U1310 PUMP CONTROL UNIT

U1310 PUMP CONTROL UNIT

DTC Logic

INFOID:0000000009723368

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine.

2.

Turn the BSW system ON.

3.

Perform “All DTC Reading” with CONSULT.

4.

Check if the “U1310” is detected as the current malfunction in “Self Diagnostic Result” of “AVM”.

Is “U1310” detected as the current malfunction?

YES

>> Refer to

DAS-164, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009723369

1.

CHECK VOLTAGE PUMP CONTROL UNIT POWER SUPPLY

Check pump control unit power supply and ground circuit. Refer to

DAS-165, "PUMP CONTROL UNIT : Diag-

nosis Procedure"

.

Is inspection result normal?

YES

>> Replace the pump control unit. Refer to

DAS-189, "Removal and Installation"

.

NO

>> Repair the pump control unit power supply and ground circuit.

DTC

Trouble diagnosis name

DTC detecting condition

Possible causes

U1310

PUMP ECU JUDGE

If the pump control unit is malfunction

Pump control unit

DAS

POWER SUPPLY AND GROUND CIRCUIT

DAS-165

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

POWER SUPPLY AND GROUND CIRCUIT

CAMERA CONTROL UNIT

CAMERA CONTROL UNIT : Diagnosis Procedure

INFOID:0000000009723370

1.

CHECK FUSE

Check for blown fuses.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Be sure to eliminate cause of malfunction before installing new fuse.

2.

CHECK CAMERA CONTROL UNIT POWER SUPPLY CIRCUIT

Check voltage between camera control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the camera control unit power supply circuit.

3.

CHECK CAMERA CONTROL UNIT GROUND CIRCUIT

1.

Turn the ignition switch OFF.

2.

Disconnect the camera control unit connector.

3.

Check for continuity between camera control unit harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair the camera control unit ground circuit.

PUMP CONTROL UNIT

PUMP CONTROL UNIT : Diagnosis Procedure

INFOID:0000000009723371

1.

CHECK FUSE

Check for blown fuses.

Is the inspection result normal?

Power source

Fuse No.

Battery power supply

6

Ignition signal

3

Terminal

Condition

Standard

voltage

Reference

voltage

(Approx.)

(+)

(–)

Camera control unit

Ignition

switch

Connector

Terminal

Connector

Terminal

B92

2

B92

1

OFF

9.5 - 16 V

Battery volt-

age

3

OFF

0 - 0.1 V

0 V

ON

9.5 - 16 V

Battery volt-

age

Camera control unit

Ground

Continuity

Connector

Terminal

B92

1

Existed

Power source

Fuse No.

Ignition power supply

47