Nissan Rogue. Manual - part 957

PCS-74

< DTC/CIRCUIT DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

B26F1 IGNITION RELAY

5. Check continuity between BCM connector M18 and ground.

Is the inspection result normal?

YES

>> Replace ignition relay-2.

NO

>> Repair or replace harness or connectors.

4.

 CHECK IGNITION RELAY-2

Check ignition relay-2. Refer to Refer to 

PCS-74, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace ignition relay-2.

5.

 REPLACE IPDM E/R

1. Replace IPDM E/R. Refer to 

PCS-40, "Removal and Installation"

.

2. Turn ignition switch ON.

3. Perform “Self Diagnostic Result” of “IPDM E/R” using CONSULT.
Is DTC B26F1 detected?

YES

>> Replace BCM. Refer to 

PCS-82, "Removal and Installation"

.

NO

>> Inspection End.

Component Inspection

INFOID:0000000011277124

1.

CHECK IGNITION RELAY

1. Turn ignition switch OFF.

2. Remove ignition relay-2.

3. Check continuity between ignition relay terminals.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace ignition relay-2.

BCM

Ground

Continuity

Connector

Terminal

M18

27

—

No

Terminal

Condition

Continuity

Ignition relay

3

5

12 V direct current supply between termi-
nals 1 and 2.

Yes

No current supply

No

SEF497Y

PCS

B26F2 IGNITION RELAY

PCS-75

< DTC/CIRCUIT DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

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B26F2 IGNITION RELAY

DTC Logic

INFOID:0000000011277125

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT

1. Turn ignition switch ON.

2. Perform “Self Diagnostic Result” of “BCM” using CONSULT. 
Is DTC B26F2 detected?

YES

>> Go to 

PCS-75, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000011277126

Regarding Wiring Diagram information, refer to 

PCS-56, "Wiring Diagram"

.

1.

 CHECK SELF DIAGNOSTIC RESULT FOR IPDM E/R

1. Perform “Self Diagnostic Result” of “IPDM E/R” using CONSULT.

2. Erase DTCs.

3. Turn ignition switch OFF.

4. Turn ignition switch ON.

5. Perform “Self Diagnostic Result” of “IPDM E/R”.
Are any DTCs detected?

YES

>> Refer to 

PCS-22, "DTC Index"

. 

NO

>> GO TO 2.

2.

CHECK IGNITION RELAY-2 SIGNAL

Check voltage between BCM connector M18 terminal 27 and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 3.

3.

CHECK IGNITION RELAY-2 SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Remove ignition relay-2.

3. Disconnect BCM connector M18.

4. Check continuity between BCM connector M18 and ignition relay-2 connector J-1.

CONSULT Display

DTC detecting condition

Possible cause

IGN RELAY ON
[B26F2]

BCM transmits the ignition relay control signal, but 
does not receive ignition switch ON signal (CAN) 
from IPDM E/R.

• Harness or connectors.
• BCM.
• IPDM  E/R.

BCM

Ground

Condition

Voltage

(Approx.)

Connector

Terminal

M18

27

—

Ignition: ON

0 – 0.5 V

BCM

Ignition relay-2

Continuity

Connector

Terminal

Connector

Terminal

M18

27

J-1

1

Yes

PCS-76

< DTC/CIRCUIT DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

B26F2 IGNITION RELAY

5. Check continuity between BCM connector M18 and ground.

Is the inspection result normal?

YES

>> Replace ignition relay-2.

NO

>> Repair or replace harness or connectors.

4.

 CHECK IGNITION RELAY-2

Check ignition relay-2. Refer to Refer to 

PCS-76, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace ignition relay-2.

5.

 REPLACE IPDM E/R

1. Replace IPDM E/R. Refer to 

PCS-40, "Removal and Installation"

.

2. Turn ignition switch ON.

3. Perform “Self Diagnostic Result” of “IPDM E/R” using CONSULT.
Is DTC B26F2 detected?

YES

>> Replace BCM. Refer to 

PCS-82, "Removal and Installation"

.

NO

>> Inspection End.

Component Inspection

INFOID:0000000011277127

1.

CHECK IGNITION RELAY

1. Turn ignition switch OFF.

2. Remove ignition relay-2.

3. Check continuity between ignition relay terminals.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace ignition relay-2.

BCM

Ground

Continuity

Connector

Terminal

M18

27

—

No

Terminal

Condition

Continuity

Ignition relay

3

5

12 V direct current supply between termi-
nals 1 and 2.

Yes

No current supply

No

SEF497Y

PCS

ACCESSORY RELAY

PCS-77

< DTC/CIRCUIT DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

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ACCESSORY RELAY

Diagnosis Procedure

INFOID:0000000011277128

Regarding Wiring Diagram information, refer to 

PCS-56, "Wiring Diagram"

.

1.

CHECK ACCESSORY RELAY-1 CONTROL SIGNAL VOLTAGE

1. Remove accessory relay-1.

2. Check voltage between accessory relay-1 connector J-3 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK ACCESSORY RELAY-1 CONTROL SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connector M18.

3. Check continuity between BCM connector M18 and accessory relay-1 connector J-3.

4. Check continuity between BCM connector M18 and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

PCS-82, "Removal and Installation"

.

NO

>> Repair or replace harness or connectors.

3.

CHECK ACCESSORY RELAY-1 GROUND CIRCUIT

Check continuity between accessory relay-1 connector J-3 and ground.

Is the inspection result normal?

YES

>> Replace accessory relay-1.

NO

>> Repair or replace harness or connectors.

Accessory relay-1

Ground

Condition

Voltage

(Approx.)

Connector

Terminal

J-3

2

—

Ignition: OFF

0 V

Ignition: ON

Battery voltage

BCM

Accessory relay-1

Continuity

Connector

Terminal

Connector

Terminal

M18

25

J-3

2

Yes

BCM

Ground

Continuity

Connector

Terminal

M18

25

No

Accessory relay-1

Ground

Continuity

Connector

Terminal

J-3

1

Yes