Nissan Note E12. Manual - part 556

SEC-76

< DTC/CIRCUIT DIAGNOSIS >

B2557 VEHICLE SPEED

B2557 VEHICLE SPEED

DTC Logic

INFOID:0000000009567432

DTC DETECTION LOGIC

NOTE:

• If DTC B2557 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

BCS-57, "DTC Logic"

.

• If DTC B2557 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

BCS-58, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Start engine and wait 10 seconds or more.

2. Drive the vehicle at a vehicle speed of 10 km/h (6.2 MPH) or more for 10 seconds or more.

3. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-76, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009567433

1.

CHECK DTC OF “ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)”

Check DTC in Self Diagnostic Result mode of ABS using CONSULT.
Is DTC detected?

YES

>> Perform the trouble diagnosis related to the detected DTC. Refer to 

BRC-26, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK DTC OF COMBINATION METER

Check DTC in Self Diagnostic Result mode of METER/M&A using CONSULT.
Is DTC detected?

YES

>> Perform the trouble diagnosis related to the detected DTC. Refer to 

MWI-20, "DTC Index"

.

NO

>> GO TO 3.

3.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-41, "Intermittent Incident"

.

>> Inspection End.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible causes

B2557

VEHICLE SPEED

BCM detects one of the following conditions for 10 
seconds continuously.
• Vehicle speed signal from “combination meter” 

is 10 km/h (6.2 MPH) or more and vehicle 
speed signal from “ABS actuator and electric 
unit (control unit)” is 4 km/h (2.5 MPH) or less

• Vehicle speed signal from “combination meter” 

is 4 km/h (2.5 MPH) or less and vehicle speed 
signal from “ABS actuator and electric unit 
(control unit)” is 10 km/h (6.2 MPH) or more

• Harness or connectors

(The CAN communication line is 
open or shorted.)

• Combination meter
• ABS actuator and electric unit 

(control unit)

B2601 SHIFT POSITION

SEC-77

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

B2601 SHIFT POSITION

DTC Logic

INFOID:0000000009567434

DTC DETECTION LOGIC

NOTE:

• If DTC B2601 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

BCS-57, "DTC Logic"

.

• If DTC B2601 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

BCS-58, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Shift the selector lever to the P position.

2. Turn ignition switch ON and wait 2 seconds or more.

3. Shift the selector lever to any position other than P and wait 2 seconds or more.

4. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-77, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009567435

Regarding Wiring Diagram information, refer to 

SEC-24, "Wiring Diagram"

.

1.

CHECK CVT SHIFT SELECTOR CIRCUIT (BCM)

1. Turn ignition switch OFF.

2. Disconnect CVT shift selector (park position switch) connector.

3. Disconnect BCM connector.

4. Check continuity between CVT shift selector (park position switch) harness connector and BCM harness

connector.

5. Check continuity between CVT shift selector (park position switch) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B2601

SHIFT P SIGNAL

When there is a difference between P range 
signal from CVT shift selector (park position 
switch) and P position signal from IPDM E/R 
(CAN).

• Harness or connectors

(CAN communication line is open or 
shorted.)

• Harness or connectors

[CVT shift selector (park position 
switch) circuit is open or shorted.]

• IPDM  E/R
• BCM

CVT shift selector (park position switch)

BCM

Continuity

Connector

Terminal

Connector

Terminal

M38

8

M18

37

Yes

CVT shift selector (park position switch)

Ground

Continuity

Connector

Terminal

M38

8

No

SEC-78

< DTC/CIRCUIT DIAGNOSIS >

B2601 SHIFT POSITION

2.

CHECK CVT SHIFT SELECTOR CIRCUIT (IPDM E/R)

1. Disconnect IPDM E/R connector.

2. Check continuity between CVT shift selector (park position switch) harness connector and IPDM E/R har-

ness connector.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

REPLACE BCM

1. Replace BCM. Refer to 

BCS-67, "Removal and Installation"

.

2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT. Refer to the CON-

SULT Immobilizer mode and follow the on-screen instructions.

3. Perform DTC CONFIRMATION PROCEDURE for DTC B2601. Refer to 

SEC-77, "DTC Logic"

.

Is DTC B2601 detected again?

YES

>> Replace IPDM E/R. Refer to 

PCS-30, "Removal and Installation"

.

NO

>> Inspection End.

CVT shift selector (park position switch)

IPDM E/R

Continuity

Connector

Terminal

Connector

Terminal

M38

8

E47

80

Yes

B2602 SHIFT POSITION

SEC-79

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

B2602 SHIFT POSITION

DTC Logic

INFOID:0000000009567436

DTC DETECTION LOGIC

NOTE:

• If DTC B2602 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

BCS-57, "DTC Logic"

.

• If DTC B2602 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

BCS-58, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Start engine.

2. Drive vehicle at a speed of 4 km/h (2.5 MPH) or more for 10 seconds or more.

3. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-79, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009567437

Regarding Wiring Diagram information, refer to 

SEC-24, "Wiring Diagram"

.

1.

CHECK DTC OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

Check DTC in Self Diagnostic Result mode of ABS using CONSULT.
Is DTC detected?

YES

>> Perform the trouble diagnosis related to the detected DTC. Refer to 

BRC-26, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK DTC OF COMBINATION METER

Check DTC in Self Diagnostic Result mode of METER/M&A using CONSULT.
Is DTC detected?

YES

>> Perform the trouble diagnosis related to the detected DTC. Refer to 

MWI-20, "DTC Index"

.

NO

>> GO TO 3.

3.

CHECK CVT SHIFT SELECTOR POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect CVT shift selector (park position switch) connector.

3. Check voltage between CVT shift selector (park position switch) harness connector and ground.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B2602

SHIFT P DIAG

BCM detects the following status for 10 seconds.
• Selector lever is in the P position
• Vehicle speed is 4 km/h (2.5 MPH) or more
• Ignition switch is in the ON position

• Harness or connectors

(The CAN communication line is 
open or shorted.)

• Harness or connectors 

[CVT shift selector (park position 
switch) circuit is open or shorted.]

• CVT shift selector (park position 

switch)

• Combination meter