Nissan Pathfinder. Manual - part 1064

B2605 SHIFT POSITION

SEC-119

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

B2605 SHIFT POSITION

DTC Logic

INFOID:0000000009176034

DTC DETECTION LOGIC

NOTE:

• If DTC B2605 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

BCS-68, "DTC Logic"

.

• If DTC B2605 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

BCS-69, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Shift the selector lever to the P (Park) position.

2. Turn ignition switch ON and wait 1 second or more.

3. Shift the selector lever to the N (Neutral) position and wait 1 second or more.

4. Shift the selector lever to any position other than P (Park) and N (Neutral) and wait 1 second or more.

5. Check DTC in “Self-Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-119, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009176035

Regarding Wiring Diagram information, refer to 

SEC-27, "Wiring Diagram"

.

1.

CHECK CVT SHIFT SELECTOR SWITCH FUNCTION

1. Turn ignition switch ON.

2. Select “SFT PN-IPDM”  and "SFT PN/N SW" in DATA MONITOR mode with CONSULT.

3. Check “SFT PN-IPDM” and "SFT PN/N SW" indication under the following conditions.

Is the inspection result normal?

YES

>> Refer to 

GI-49, "Intermittent Incident"

.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B2605

PNP/CLUTCH SW

When ignition switch is ON, P/N position 
signal input from TCM and P/N position 
signal (CAN) input from IPDM E/R do not 
match.

• Harness or connectors

(CAN communication line is open or 
shorted.)

• Harness or connectors

(TCM circuit is open or shorted.)

• IPDM E/R
• BCM

Monitor item

Condition

Indication

SFT PN-IPDM

CVT Shift se-
lector

Any position other 
than P (Park) or N 
(Neutral) position

OFF

P (Park) or N (Neu-
tral) position

ON

SFT PN/N SW

CVT Shift se-
lector

Any position other 
than P (Park) or N 
(Neutral) position

OFF

P (Park) or N (Neu-
tral) position

ON

SEC-120

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2605 SHIFT POSITION

NO-1 >> If SFT PN-IPDM is incorrect. GO TO 2.

NO-2 >> If SFT PN/N SW is incorrect. GO TO 5. 

2.

CHECK IPDM E/R INPUT SIGNAL

1. Turn ignition switch OFF.

2. Disconnect IPDM E/R connector.

3. Turn ignition switch ON.

4. Check voltage between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-32, "Removal and Installation"

.

NO

>> GO TO 2.

3.

CHECK IPDM E/R INPUT SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connector.

3. Check continuity between IPDM E/R harness connector and transmission range switch harness connec-

tor.

4. Check continuity between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

4.

REPLACE IPDM E/R

1. Replace IPDM E/R. Refer to 

PCS-32, "Removal and Installation"

.

>> Inspection End.

5.

CHECK BCM INPUT SIGNAL

1. Turn ignition switch ON.

2. Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 6.

(+)

(–)

Condition

Voltage (V)

(Approx.)

IPDM E/R

Connector

Terminal

F24

66

Ground

Selector lever

P (Park) or N (Neu-

tral) position

12

Other than above

0

IPDM E/R

Transmission range switch

Continuity

Connector

Terminal

Connector

Terminal

E119

37

F36

10

Yes

IPDM E/R

Ground

Continuity

Connector

Terminal

E119

37

No

(+)

(–)

Condition

Voltage (V)

(Approx.)

BCM

Connector

Terminal

M18

39

Ground

Selector lever

P (Park) or N (Neu-

tral) position

12

Other than above

0

B2605 SHIFT POSITION

SEC-121

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

NO

>> GO TO 7.

6.

REPLACE BCM

1. Replace BCM. Refer to 

BCS-80, "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.

>> Inspection End.

7.

CHECK BCM INPUT SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect transmission range switch connector.

3. Disconnect BCM connector.

4. Check continuity between transmission range switch harness connector and BCM harness connector.

5. Check continuity between TCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair or replace harness.

8.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-49, "Intermittent Incident"

.

>> Inspection End.

Transmission range switch

BCM

Continuity

Connector

Terminal

Connector

Terminal

F36

10

M18

39

Yes

Transmission range switch

Ground

Continuity

Connector

Terminal

F36

10

No

SEC-122

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2608 STARTER RELAY

B2608 STARTER RELAY

DTC Logic

INFOID:0000000009176036

DTC DETECTION LOGIC

NOTE:

• If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

BCS-68, "DTC Logic"

.

• If DTC B2608 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

BCS-69, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Press push-button ignition switch under the following conditions to start engine.

-

Shift selector lever: In the P (Park) position

-

Brake pedal: Depressed

2. Wait 1 second after engine started.

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

YES

>> Go to 

SEC-122, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009176037

Regarding Wiring Diagram information, refer to 

SEC-27, "Wiring Diagram"

.

1.

CHECK DTC OF IPDM E/R

Check DTC in “Self-Diagnostic Result” mode of “IPDM E/R” using CONSULT.
Is DTC detected?

YES

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

PCS-20, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK BCM POWER SUPPLY CIRCUIT

1. Turn ignition switch ON.

2. Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 3.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B2608

STARTER RELAY

BCM outputs starter motor relay OFF signal 
but BCM receives starter motor relay ON 
signal from IPDM E/R (CAN).

• Harness or connectors 

(CAN communication line is open or 
shorted.)

• Harness or connectors 

(Starter relay circuit is open or shorted.)

• IPDM E/R

(+)

(–)

Condition

Voltage (V)

(Approx.)

BCM

Connector

Terminal

M19

62

Ground

Selector lever

N (Neutral) or P 
(Park)  position

12

Other than above

0