Nissan Note E12. Manual - part 464

MWI-42

< DTC/CIRCUIT DIAGNOSIS >

FUEL LEVEL SENSOR SIGNAL CIRCUIT

3.

CHECK FUEL LEVEL SENSOR GROUND CIRCUIT

1. Check continuity between combination meter harness connector M24 terminal 24 and fuel level sensor

unit and fuel pump harness connector B44 terminal 5.

2. Check continuity between fuel level sensor unit and fuel pump harness connector B44 terminal 5 and

ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair harness or connector.

4.

CHECK INSTALLATION CONDITION

Check fuel level sensor unit installation, and verify the float arm does not interfere or bind with the internal

components in the fuel tank.
Is the inspection result normal?

YES

>> Inspection End.

NO

>> Install the fuel level sensor unit properly.

Component Inspection

INFOID:0000000009549354

1.

REMOVE FUEL LEVEL SENSOR UNIT

Remove the fuel level sensor unit. Refer to 

FL-6, "Removal and Installation"

.

>> GO TO 2.

2.

CHECK FUEL LEVEL SENSOR UNIT

Check the resistance between fuel level sensor unit and fuel pump.

*: When float rod is in contact with stopper.

Is inspection result OK?

YES

>> Inspection End.

NO

>> Replace fuel level sensor unit and fuel pump. Refer to

FL-6, "Removal and Installation"

.

Connector

Terminal

Connector

Terminal

Continuity

M24

24

B44

5

Yes

Connector

Terminal

Ground

Continuity

B44

5

No

Terminals

Condition

Resistance (

Ω)

(Approx.)

Height [mm (in)]

Fuel level sensor unit

2

5

Full

*

 (A)

51

168.2 (6.62)

Empty

*

 (B)

283

17.5 (0.69)

JPNIA0841ZZ

MWI

THE FUEL GAUGE INDICATOR DOES NOT OPERATE

MWI-43

< SYMPTOM DIAGNOSIS >

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SYMPTOM DIAGNOSIS

THE FUEL GAUGE INDICATOR DOES NOT OPERATE

Description

INFOID:0000000009549355

Fuel gauge will not indicate from a certain position.

Diagnosis Procedure

INFOID:0000000009549356

1.

CHECK COMBINATION METER INPUT SIGNAL

1. Select METER/M&A on CONSULT.

2. Using DATA MONITOR, compare the monitor value with the fuel gauge reading on the combination meter.

Refer to 

MWI-41, "Component Function Check"

.

Does monitor value match fuel gauge reading?

YES

>> GO TO 2.

NO

>> Replace combination meter. Refer to 

MWI-48, "Removal and Installation"

.

2.

CHECK FUEL LEVEL SENSOR SIGNAL CIRCUIT

Check the fuel level sensor signal circuit. Refer to 

MWI-41, "Diagnosis Procedure"

. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

COMPONENT INSPECTION

Perform a component inspection on the fuel level sensor unit. Refer to 

MWI-42, "Component Inspection"

. 

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace fuel level sensor unit. Refer to 

FL-6, "Removal and Installation"

.

4.

CHECK FLOAT INTERFERENCE

Check that the float arm does not interfere or bind with components in the fuel tank.
Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-48, "Removal and Installation"

.

NO

>> Repair or replace malfunctioning parts.

MWI-44

< SYMPTOM DIAGNOSIS >

THE OIL PRESSURE WARNING LAMP DOES NOT TURN ON

THE OIL PRESSURE WARNING LAMP DOES NOT TURN ON

Description

INFOID:0000000009549357

The engine oil pressure warning lamp stays off when the ignition switch is turned ON.

Diagnosis Procedure

INFOID:0000000009549358

1.

CHECK COMBINATION METER ENGINE OIL PRESSURE WARNING LIGHT

1. Select METER/M&A on CONSULT.

2. Observe OIL W/L DATA MONITOR while operating the ignition switch.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace combination meter. Refer to 

MWI-48, "Removal and Installation"

.

Component

Condition

CONSULT

Engine oil pressure warning light

Ignition ON

ON

Ignition OFF

OFF

MWI

THE OIL PRESSURE WARNING LAMP DOES NOT TURN OFF

MWI-45

< SYMPTOM DIAGNOSIS >

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THE OIL PRESSURE WARNING LAMP DOES NOT TURN OFF

Description

INFOID:0000000009549359

The engine oil pressure warning lamp remains on while the engine is running (normal oil pressure).

Diagnosis Procedure

INFOID:0000000009549360

1.

CHECK COMBINATION METER INPUT SIGNAL

1. Start the engine and select METER/M&A on CONSULT.

2. Observe OIL W/L DATA MONITOR and the operation of the engine oil pressure warning lamp on the com-

bination meter.

Is the inspection result normal?

YES

>> Perform ECM self-diagnosis. Refer to 

EC-53, "CONSULT Function"

.

NO

>> Replace combination meter. Refer to 

MWI-48, "Removal and Installation"

.

Component

Condition

CONSULT

Engine oil pressure warning light

Engine running

OFF