Infiniti EX35. Manual - part 1096

 

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Infiniti EX35. Manual - part 1096

 

 

MWI-62

< COMPONENT DIAGNOSIS >

TRIP A/B RESET SWITCH SIGNAL CIRCUIT

TRIP A/B RESET SWITCH SIGNAL CIRCUIT

Description

INFOID:0000000003545676

Transmits the trip A/B reset switch signals to the combination meter.

Diagnosis Procedure

INFOID:0000000003545677

1.

CHECK TRIP A/B RESET SWITCH INPUT SIGNAL

1.

Turn the ignition switch ON. 

2.

Measure voltage between the combination meter harness connector terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 2.

2.

CHECK TRIP A/B RESET SWITCH SIGNAL CIRCUIT

1.

Turn the ignition switch OFF.

2.

Disconnect the combination meter and meter control switch connectors.

3.

Check continuity between combination meter harness connector and trip A/B reset switch harness con-
nector.

4.

Check continuity between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000003545678

1.

CHECK TRIP A/B RESET SWITCH UNIT

1.

Turn the ignition switch OFF.

2.

Disconnect the trip A/B reset switch connector.

3.

Check continuity between the trip A/B reset switch connector terminals.

Combination meter

Condition

Voltage

Connec-

tor

Terminal

(+)

(-)

M53

38

16

When trip A/B reset switch is pressed

0 V

Other than the above

5 V

Combination meter

Trip A/B reset switch

Continuity

Connector

Terminal

Connector

Terminal

M53

38

M56

1

Existed

16

2

Existed

Combination meter

Ground

Continuity

Connector

Terminal

M53

38

Not existed

16

Not existed

Combination meter

Operation and status

Continuity

Connector

Terminal

M56

1

2

Press trip A/B reset switch

Existed

Other than the above

Not existed

MWI

TRIP A/B RESET SWITCH SIGNAL CIRCUIT

MWI-63

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is inspection result normal?

YES

>> INSPECTION END

NO

>> Replace the trip A/B reset switch.

MWI-64

< COMPONENT DIAGNOSIS >

OIL PRESSURE SWITCH SIGNAL CIRCUIT

OIL PRESSURE SWITCH  SIGNAL CIRCUIT

Description

INFOID:0000000003140216

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

Component Function Check

INFOID:0000000003140217

1.

CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL

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

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003140218

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 and oil pressure switch harness connector.

4.

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

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000003140219

1.

CHECK OIL PRESSURE SWITCH UNIT

Check continuity between oil pressure switch and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace the oil pressure switch.

“OIL W/L”

Ignition switch ON

: On

Engine running

: Off

IPDM E/R

Oil pressure switch

Continuity

Connector

Terminal

Connector

Terminal

E7

75

F37

1

Existed

IPDM E/R

Ground

Continuity

Connector

Terminal

E7

75

Not existed

Condition

Continuity

Engine stopped

Existed

Engine running

Not existed

ELF0044D

MWI

PARKING BRAKE SWITCH SIGNAL CIRCUIT

MWI-65

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

PARKING BRAKE SWITCH SIGNAL CIRCUIT

Description

INFOID:0000000003140220

Transmits the parking brake switch signal to the combination meter.

Diagnosis Procedure

INFOID:0000000003140221

1.

CHECK COMBINATION METER INPUT SIGNAL

1.

Turn ignition switch ON.

2.

Check the voltage and waveform between combination meter harness connector 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 and parking brake switch harness con-
nector.

4.

Check continuity between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000003140223

1.

CHECK PARKING BRAKE SWITCH

Check parking brake switch. Refer to 

BRC-77, "Component Inspection"

.

Is the inspection result normal? 

YES

>> INSPECTION END.

Terminals

Condition

Voltage and waveform

(+)

(-)

Combination meter

Ground

Connector

Terminal

M53

27

Parking brake applied

Approx. 0 V

Parking brake released

JSNIA0007GB

Combination meter

Parking brake switch

Continuity

Connector

Terminal

Connector

Terminal

M53

27

E107

1

Existed

Combination meter

Ground

Continuity

Connector

Terminal

M53

27

Not existed

 

 

 

 

 

 

 

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