Nissan Quest E52. Manual - part 308

DAS-74

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

U1519 SIDE RDR R CAN 3

U1519 SIDE RDR R CAN 3

DTC Logic

INFOID:0000000009940763

DTC DETECTION LOGIC

NOTE:
If DTC “U1519” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to 

DAS-53, "BSW

CONTROL MODULE : DTC 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 “U1519” is detected as the current malfunction in “Self Diagnostic Result” of “BSW”. 

Is “U1519” detected as the current malfunction?

YES

>> Refer to 

DAS-74, "Diagnosis Procedure"

.

NO

>> Refer to 

GI-42, "Intermittent Incident"

. 

Diagnosis Procedure

INFOID:0000000009940764

1.

CHECK SELF-DIAGNOSIS RESULTS

Check if “U1000” is detected other than “U1519” in “Self Diagnostic Result” of “BSW”. 
Is “U1000” detected?

YES

>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.

Refer to 

DAS-53, "BSW CONTROL MODULE : DTC Logic"

.

NO

>> GO TO 2.

2.

CHECK SIDE RADAR RH SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “SIDE RADAR RIGHT”. 
Is any DTC detected?

YES

>> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to

DAS-28, "DTC Index"

. 

NO

>> Replace the BSW control module. Refer to 

DAS-84, "Removal and Installation"

. 

DTC

Trouble diagnosis name

DTC detecting condition

Possible causes

U1519

SIDE RDR R CAN CIRC 3

BSW control module detects an error signal that is 
received from side radar RH via BSW communica-
tion

Side radar RH

DAS

POWER SUPPLY AND GROUND CIRCUIT

DAS-75

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

POWER SUPPLY AND GROUND CIRCUIT

BSW CONTROL MODULE

BSW CONTROL MODULE : Diagnosis Procedure

INFOID:0000000009940765

1.

CHECK FUSES

Check if any of the following fuses are blown:

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

2.

CHECK BSW CONTROL MODULE POWER SUPPLY CIRCUIT 

Check voltage between BSW control module harness connector and ground. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the BSW control module power supply circuit. 

3.

CHECK BSW CONTROL MODULE GROUND CIRCUIT

1.

Turn the ignition switch OFF.

2.

Disconnect the BSW control module connector. 

3.

Check for continuity between BSW control module harness connector and ground. 

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair the BSW control module ground circuit. 

SIDE RADAR LH

SIDE RADAR LH : Diagnosis Procedure

INFOID:0000000009940766

1.

CHECK FUSES

Check if any of the following fuses are blown:

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

Signal name

Fuse No.

Ignition power supply

45

Terminal

Condition

Standard 

voltage

Reference 

voltage

(Approx.)

(+)

(–)

BSW control module

Ground

Ignition 

switch

Connector

Terminal

M61

16

OFF

0 - 0.1 V

0 V

ON

9.5 - 16 V

Battery volt-

age

BSW control module

Ground

Continuity

Connector

Terminal

M61

6

Existed

Signal name

Fuse No.

Ignition power supply

45

DAS-76

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

POWER SUPPLY AND GROUND CIRCUIT

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect the side radar LH connector.

3.

Check voltage between side radar LH harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the side radar LH power supply circuit.

3.

CHECK GROUND CIRCUIT

Check continuity between side radar LH harness connectors and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair the side radar LH ground circuit.

SIDE RADAR RH

SIDE RADAR RH : Diagnosis Procedure

INFOID:0000000009940767

1.

CHECK FUSES

Check if any of the following fuses are blown:

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect the side radar RH connector.

3.

Check voltage between side radar RH harness connector and ground.

Is the inspection result normal?

Terminals

Condition

Standard 

voltage

Reference 

voltage

(Approx.)

(+)

(

−

)

Side radar LH

Ground

Ignition switch

Connector

Terminal

B57

5

OFF

0 - 0.1 V

0 V

ON

10 - 16 V

Battery volt-

age

Side radar LH

Ground

Continuity

Connector

Terminal

B57

2

Existed

Signal name

Fuse No.

Ignition power supply

45

Terminals

Condition

Standard 

voltage

Reference 

voltage

(Approx.)

(+)

(

−

)

Side radar RH

Ground

Ignition switch

Connector

Terminal

B317

5

OFF

0 - 0.1 V

0 V

ON

10 - 16 V

Battery volt-

age

DAS

POWER SUPPLY AND GROUND CIRCUIT

DAS-77

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

YES

>> GO TO 3.

NO

>> Repair the side radar RH power supply circuit.

3.

CHECK GROUND CIRCUIT

Check continuity between side radar RH harness connectors and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair the side radar RH ground circuit.

Side radar RH

Ground

Continuity

Connector

Terminal

B317

2

Existed