Nissan Sentra. Manual - part 933

WT-34

< DTC/CIRCUIT DIAGNOSIS >

POWER SUPPLY AND GROUND CIRCUIT

POWER SUPPLY AND GROUND CIRCUIT

WITH INTELLIGENT KEY SYSTEM
WITH INTELLIGENT KEY SYSTEM : Diagnosis Procedure

INFOID:0000000010287960

Regarding Wiring Diagram information, refer to 

BCS-51, "Wiring Diagram"

.

1.

CHECK FUSES AND FUSIBLE LINK

Check that the following fuses and fusible link are not blown.

Is the fuse blown?

YES

>> Replace the blown fuse or fusible link after repairing the affected circuit.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1. Disconnect BCM connector M85.

2. Check voltage between BCM connector M85 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

Check continuity between BCM connector M85 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair harness or connector.

WITHOUT INTELLIGENT KEY SYSTEM
WITHOUT INTELLIGENT KEY SYSTEM : Diagnosis Procedure

INFOID:0000000010287961

Regarding Wiring Diagram information, refer to 

BCS-111, "Wiring Diagram"

.

1.

CHECK FUSES AND FUSIBLE LINK

Check that the following fuses and fusible link are not blown.

Terminal No.

Signal name

Fuses and fusible link No.

88

Battery power supply

12 (10A)

90

G (40A)

BCM

Ground

Voltage

Connector

Terminal

M85

88

—

Battery voltage

90

BCM

Ground

Continuity

Connector

Terminal

M85

93

—

Yes

POWER SUPPLY AND GROUND CIRCUIT

WT-35

< DTC/CIRCUIT DIAGNOSIS >

C

D

F

G

H

I

J

K

L

M

A

B

WT

N

O

P

Is the fuse blown?

YES

>> Replace the blown fuse or fusible link after repairing the affected circuit.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connectors.

3. Check voltage between BCM connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

Check continuity between BCM connector and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair harness or connector.

Terminal No.

Signal name

Fuses and fusible link No.

63

Battery power supply

12 (10A)

70

G (40A)

11

Ignition switch ACC or ON

18 (10A)

BCM

Ground

Ignition switch position

Connector

Terminal

OFF

ACC

ON

M20

63

Battery voltage

Battery voltage

Battery voltage

70

M21

11

—

0 V

Battery voltage

Battery voltage

BCM

Ground

Continuity

Connector

Terminal

M20

65

—

Yes

WT-36

< SYMPTOM DIAGNOSIS >

TPMS SYMPTOMS

SYMPTOM DIAGNOSIS

TPMS SYMPTOMS

Symptom Table

INFOID:0000000009758157

Symptom

Reference

Low tire pressure warning lamp.

WT-37

Low tire pressure warning lamp does not turn ON.

WT-40

Low tire pressure warning lamp does not turn OFF.

WT-41

Low tire pressure warning lamp blinks.

WT-42

Easy fill tire alert does not activate.

WT-43

ID registration cannot be completed.

WT-44

NVH troubleshooting chart.

WT-45

LOW TIRE PRESSURE WARNING LAMP

WT-37

< SYMPTOM DIAGNOSIS >

C

D

F

G

H

I

J

K

L

M

A

B

WT

N

O

P

LOW TIRE PRESSURE WARNING LAMP

Symptom Table 

INFOID:0000000009758158

LOW TIRE PRESSURE WARNING LAMP SYMPTOM CHART