Nissan Quest E52. Manual - part 296

DAS-26

< ECU DIAGNOSIS INFORMATION >

[BSW]

SIDE RADAR LH

Fail-safe

INFOID:0000000009940681

FAIL-SAFE CONTROL BY DTC

If a malfunction occurs in the side radar, BSW control module cancels the control. Then the BSW warning
lamp in the combination meter illuminates.

TEMPORARY DISABLED STATUS AT BLOCKAGE

When the side radar is blocked, the operation is temporarily cancelled. Then BSW warning lamp in combina-
tion meter blinks. Also, under the following conditions, the operation may be temporarily cancelled.
• The side radar may be blocked by temporary ambient conditions such as splashing water, mist or fog.
• The blocked condition may also be caused by objects such as ice, frost or dirt obstructing the side radar.

DTC Inspection Priority Chart

INFOID:0000000009940682

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.

DTC Index

INFOID:0000000009940683

×

: Applicable

Priority

Detected items (DTC)

1

• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)

2

• U0104: ADAS CAN CIR 1
• U0405: ADAS CAN CIR 2

3

C1B50: SIDE RDR MALFUNCTION

4

• C1B51: BSW/BSI IND SHORT CIR
• C1B52: BSW/BSI IND OPEN CIR
• C1B55: RADAR BLOCKAGE

DTC

BSW warning lamp

Fail-safe

Reference page

C1B50

SIDE RDR MALFUNCTION

ON

×

DAS-45

C1B51

BSW/BSI IND SHORT CIR

ON

×

DAS-46

C1B52

BSW/BSI IND OPEN CIR

ON

×

DAS-47

C1B55

RADAR BLOCKAGE

Blink

×

DAS-51

U1000

CAN COMM CIRCUIT

ON

×

DAS-52

U1010

CONTROL UNIT (CAN)

ON

×

DAS-55

U0104

ADAS CAN CIR1

ON

×

DAS-57

U0405

ADAS CAN CIR2

ON

×

DAS-61

DAS

SIDE RADAR RH

DAS-27

< ECU DIAGNOSIS INFORMATION >

[BSW]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

SIDE RADAR RH

Reference Value

INFOID:0000000009940684

VALUES ON THE DIAGNOSIS TOOL

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

CONSULT MONITOR ITEM

TERMINAL LAYOUT

PHYSICAL VALUES

Monitor Item

Condition

Value/Status

BEAM DISTANCE

NOTE:
The item is displayed, but it is not used.

—

BEAM POSITION 

NOTE:
The item is displayed, but it is not used.

—

SIDE RADAR MALF 

Side radar is normal.

Off

Side radar is malfunctioning.

On

BLOCKAGE COND

Side radar is not blocked.

Off

Side radar is blocked.

On

ACTIVATE OPE

NOTE:
The item is displayed, but it is not used.

—

VEHICLE DETECT

Side radar does not detect a vehicle.

Off

Side radar detects a vehicle.

On

JSOIA0244ZZ

Terminal No.

(Wire color)

Description

Condition

Standard value

Reference value

(Approx.)

+

–

Signal name

Input/

Output

2

(B)

Ground

Ground

—

—

0 - 0.1 V

0 V

3

(Y)

2

(B)

BSW communication-L

—

—

—

—

4

(L)

BSW communication-H

—

—

—

—

5

(G)

Ignition power supply

Input

Ignition switch ON

10 - 16 V

Battery voltage

6

(W)

BSW indicator

Output

Approx. 2 sec. after ignition 
switch OFF 

⇒

 ON

(bulb check)

5.5 - 16 V

6 V

DAS-28

< ECU DIAGNOSIS INFORMATION >

[BSW]

SIDE RADAR RH

Fail-safe

INFOID:0000000009940685

FAIL-SAFE CONTROL BY DTC

If a malfunction occurs in the side radar, BSW control module cancels the control. Then the BSW warning
lamp in the combination meter illuminates.

TEMPORARY DISABLED STATUS AT BLOCKAGE

When the side radar is blocked, the operation is temporarily cancelled. Then BSW warning lamp in combina-
tion meter blinks. Also, under the following conditions, the operation may be temporarily cancelled.
• The side radar may be blocked by temporary ambient conditions such as splashing water, mist or fog.
• The blocked condition may also be caused by objects such as ice, frost or dirt obstructing the side radar.

DTC Inspection Priority Chart

INFOID:0000000009940686

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.

DTC Index

INFOID:0000000009940687

×

: Applicable

Priority

Detected items (DTC)

1

• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)

2

• U0104: ADAS CAN CIR 1
• U0405: ADAS CAN CIR 2

3

C1B50: SIDE RDR MALFUNCTION

4

• C1B51: BSW/BSI IND SHORT CIR
• C1B52: BSW/BSI IND OPEN CIR
• C1B55: RADAR BLOCKAGE

DTC

BSW warning lamp

Fail-safe

Reference page

C1B50

SIDE RDR MALFUNCTION

ON

×

DAS-45

C1B51

BSW/BSI IND SHORT CIR

ON

×

DAS-46

C1B52

BSW/BSI IND OPEN CIR

ON

×

DAS-47

C1B55

RADAR BLOCKAGE

Blink

×

DAS-51

U1000

CAN COMM CIRCUIT

ON

×

DAS-53

U1010

CONTROL UNIT (CAN)

ON

×

DAS-55

U0104

ADAS CAN CIR1

ON

×

DAS-57

U0405

ADAS CAN CIR2

ON

×

DAS-61

DAS

BLIND SPOT WARNING

DAS-29

< WIRING DIAGRAM >

[BSW]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

WIRING DIAGRAM

BLIND SPOT WARNING

Wiring Diagram

INFOID:0000000009940688

JROWC1147GB