Nissan Murano. Manual - part 1043

MWI-52

< DTC/CIRCUIT DIAGNOSIS >

OIL PRESSURE SWITCH SIGNAL CIRCUIT

OIL PRESSURE SWITCH  SIGNAL CIRCUIT

Description

INFOID:0000000009721289

Detects the engine oil pressure and transmits the oil pressure switch signal to IPDM E/R.

Component Function Check

INFOID:0000000009721290

1.

CHECK COMBINATION METER INPUT SIGNAL

Select the “Data Monitor” for the “METER/M&A” and check the “OIL W/L” monitor value.

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009721291

1.

CHECK OIL PRESSURE SWITCH CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector and oil pressure switch connector.

3.

Check continuity between IPDM E/R harness connector terminal and oil pressure switch harness connec-
tor terminal.

4.

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

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000009721292

1.

CHECK OIL PRESSURE SWITCH

“OIL W/L”

Ignition switch ON

: On

Engine running

: Off

Terminals

Continuity

(+)

(

−

)

IPDM E/R

Oil pressure switch

Connector

Terminal

Connector

Terminal

F12

75

F63

1

Existed

Terminals

Continuity

(+)

(

−

)

IPDM E/R

Ground

Connector

Terminal

F12

75

Not existed

MWI

OIL PRESSURE SWITCH SIGNAL CIRCUIT

MWI-53

< DTC/CIRCUIT DIAGNOSIS >

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Check continuity between oil pressure switch and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace oil pressure switch. Refer to 

EM-43, "Removal and Installation"

.

Condition

Continuity

Engine stopped

Existed

Engine running

Not existed

ELF0044D

MWI-54

< DTC/CIRCUIT DIAGNOSIS >

PARKING BRAKE SWITCH SIGNAL CIRCUIT

PARKING BRAKE SWITCH SIGNAL CIRCUIT

Description

INFOID:0000000009721293

Transmits the parking brake switch signal to the combination meter.

Diagnosis Procedure

INFOID:0000000009721294

1.

CHECK COMBINATION METER INPUT SIGNAL

1.

Turn ignition switch ON.

2.

Check the voltage between combination meter harness connector terminal and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 2.

2.

CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect combination meter connector and parking brake switch connector. 

3.

Check continuity between combination meter harness connector terminal and parking brake switch har-
ness connector terminal.

4.

Check continuity between combination meter harness connector terminal and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000009721295

1.

CHECK PARKING BRAKE SWITCH

Check parking brake switch. Refer to 

BRC-92, "Component Inspection"

.

Is the inspection result normal? 

YES

>> INSPECTION END

NO

>> Replace parking brake switch.

Terminals

Condition

Voltage

(Approx.)

(+)

(-)

Combination meter

Ground

Connector

Terminal

M34

26

When parking brake is applied

0 V

When parking brake is released

5 V

Terminals

Continuity

(+)

(-)

Combination meter

Parking brake switch

Connector

Terminal

Connector

Terminal

M34

26

E27

1

Existed

Terminals

Continuity

(+)

(-)

Combination meter

Ground

Connector

Terminal

M34

26

Not existed

MWI

WASHER LEVEL SWITCH SIGNAL CIRCUIT

MWI-55

< DTC/CIRCUIT DIAGNOSIS >

C

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WASHER LEVEL SWITCH SIGNAL CIRCUIT

Description

INFOID:0000000009721296

Transmits the washer level switch signal to the combination meter.

Diagnosis Procedure

INFOID:0000000009721297

1.

CHECK WASHER LEVEL SWITCH SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect combination meter connector and washer level switch connector.

3.

Check continuity between combination meter harness connector terminal and washer level switch har-
ness connector terminal.

4.

Check continuity between combination meter harness connector terminal and ground.

Is the inspection result normal? 

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000009721298

1.

CHECK WASHER LEVEL SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect washer level switch connector. 

3.

Check washer level switch.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace washer level switch. Refer to 

WW-130, "Removal and Installation"

.

Terminals

Continuity

Combination meter

Washer level switch

(+)

(-)

Connector

Terminal

Connector

Terminal

M34

29

E338

1

Existed

Terminals

Continuity

(+)

(-)

Combination meter

Ground

Connector

Terminal

M34

29

Not existed

Terminals

Condition

Continuity

Washer level switch

1

2

Washer level switch ON

Existed

Washer level switch OFF

Not existed