Nissan Quest E52. Manual - part 301

DAS-46

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

C1B51 BSW/BSI INDICATOR SHORT CIRCUIT

C1B51 BSW/BSI INDICATOR SHORT CIRCUIT

DTC Logic

INFOID:0000000009940701

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine.

2.

Perform “All DTC Reading” with CONSULT. 

3.

Check if the “C1B51” is detected as the current malfunction in “Self Diagnostic Result” of “SIDE RADAR
RIGHT/LEFT”. 

Is the “C1B51” detected as the current malfunction?

YES

>> Refer to 

DAS-46, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009940702

1.

CHECK BSW INDICATOR CIRCUIT FOR SHORT

1.

Turn ignition switch OFF.

2.

Disconnect side radar harness connector and BSW indicator harness connector.

3.

Check continuity between side radar harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the harnesses or connectors.

2.

REPLACE THE SIDE RADAR

1.

Replace the side radar.

2.

Perform “All DTC Reading” with CONSULT.

3.

Check if the “C1B51” is detected in “Self Diagnostic Result” of “SIDE RADAR RIGHT/LEFT”

Is the DTC “C1B51” detected?

YES

>> Replace the side radar. Refer to 

DAS-85, "Removal and Installation"

.

NO

>> INSPECTION END

DTC

Trouble diagnosis name

DTC detecting condition

Possible cause

C1B51

BSW/BSI IND SHORT CIR

Short circuit in BSW indicator circuit is detected. (Over cur-
rent is detected)

• BSW indicator circuit
• BSW indicator
• Side radar

Side radar

Ground

Continuity

Connector

Terminal

B57 (LH)

6

Not existed

B317 (RH)

DAS

C1B52 BSW/BSI INDICATOR OPEN CIRCUIT

DAS-47

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

C1B52 BSW/BSI INDICATOR OPEN CIRCUIT

DTC Logic

INFOID:0000000009940703

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 “C1B52” is detected as the current malfunction in “Self Diagnostic Result” of “SIDE RADAR
RIGHT/LEFT”. 

Is the “C1B52” detected as the current malfunction?

YES

>> Refer to 

DAS-47, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009940704

1.

CHECK BSW INDICATOR CIRCUIT FOR OPEN 1

1.

Turn ignition switch OFF.

2.

Disconnect side radar harness connector and door mirror harness connector.

3.

Check continuity between side radar harness connector and door mirror harness connector.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the harnesses or connectors.

2.

CHECK BSW INDICATOR CIRCUIT FOR OPEN 2

1.

Disconnect BSW indicator harness connector.

2.

Check continuity between door mirror harness connector and BSW indicator harness connector.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the harnesses or connectors.

3.

CHECK BSW INDICATOR CIRCUIT FOR OPEN 3

Check continuity between door mirror harness connector and ground.

DTC

Trouble diagnosis name

DTC detecting condition

Possible cause

C1B52

BSW/BSI IND OPEN CIR

Open circuit in BSW indicator circuit is detected.

• BSW indicator circuit
• BSW indicator
• Side radar

Side radar

Door mirror

Continuity

Connector

Terminal

Connector

Terminal

B57 (LH)

6

 D43 (LH)

1

Existed

B317 (RH)

D3 (RH)

Door mirror

BSW indicator

Continuity

Connector

Terminal

Connector

Terminal

 D43 (LH)

1

 D201 (LH)

1

Existed

D3 (RH)

D202 (RH)

 D43 (LH)

13

 D201 (LH)

2

D3 (RH)

D202 (RH)

DAS-48

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

C1B52 BSW/BSI INDICATOR OPEN CIRCUIT

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair the harnesses or connectors.

4.

CHECK SIDE RADAR VOLTAGE OUTPUT

1.

Connect side radar harness connector.

2.

Check voltage between door mirror harness connector and ground.

Is the inspection result normal?

YES

>> Replace glass mirror.

NO

>> Replace side radar. Refer to 

DAS-85, "Removal and Installation"

.

Door mirror

Ground

Continuity

Connector

Terminal

D43 (LH)

13

Existed

D3 (RH)

Door mirror

Ground

Condition

Standard

voltage

Reference 

voltage

(Approx.)

Connector

Terminal

D43 (LH)

1

Ignition switch

OFF 

⇒

 ON

(Approx. 2 sec.)

5.5 - 16 V

6 V

D3 (RH)

DAS

C1B53 SIDE RADAR RIGHT MALFUNCTION

DAS-49

< DTC/CIRCUIT DIAGNOSIS >

[BSW]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

C1B53 SIDE RADAR RIGHT MALFUNCTION

DTC Logic

INFOID:0000000009940705

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 “C1B53” is detected as the current malfunction in “Self Diagnostic Result” of “BSW”.

Is “C1B53” detected as the current malfunction?

YES

>> Refer to 

DAS-49, "Diagnosis Procedure"

.

NO

>> Refer to 

GI-42, "Intermittent Incident"

.

Diagnosis Procedure

INFOID:0000000009940706

1.

CHECK SELF-DIAGNOSIS RESULTS

Check if “U1000” is detected other than “C1B53” 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 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"

 (SIDE RADAR RIGHT).

NO

>> Replace the BSW control module. Refer to 

DAS-84, "Removal and Installation"

.

DTC

Trouble diagnosis name

DTC detecting condition

Possible cause

C1B53

SIDE RDR R MALF

BSW control module detects that side radar RH 
has a malfunction.

Side radar RH