Nissan Altima L32. Instruction — part 949

MWI-48

< COMPONENT DIAGNOSIS >

OIL PRESSURE SWITCH SIGNAL CIRCUIT

OIL PRESSURE SWITCH SIGNAL CIRCUIT

Description

INFOID:0000000004204098

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

Component Function Check

INFOID:0000000004204099

1.

COMBINATION METER INPUT SIGNAL

1. Select “METER/M&A” on CONSULT-III.

2. Monitor “OIL W/L” of “DATA MONITOR” while operating ignition switch.

>> Inspection End.

Diagnosis Procedure

INFOID:0000000004204100

1.

CHECK OIL PRESSURE SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect IPDM E/R connector F10 and oil pressure switch

connector F41.

3. Check continuity between IPDM E/R harness connector F10 (A)

terminal 75 and oil pressure switch harness connector F41 (B)

terminal 1.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000004204101

1.

CHECK OIL PRESSURE SWITCH

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
When ignition switch is in ON
position (Engine stopped)

: ON

When engine is running

: OFF

Continuity should exist.

AWNIA0016ZZ

Condition

Oil pressure [kPa (kg/cm

2

, psi)]

Continuity

Engine stopped

Less than 29 (0.3, 4)

Yes

Engine running

More than 29 (0.3, 4)

No

ELF0044D

MWI

PARKING BRAKE SWITCH SIGNAL CIRCUIT

MWI-49

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

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L

M

B

A

O

P

PARKING BRAKE SWITCH SIGNAL CIRCUIT

Description

INFOID:0000000004204102

Transmits the parking brake switch signal to the combination meter.

Component Function Check

INFOID:0000000004204103

1.

COMBINATION METER INPUT SIGNAL

1. Select “METER/M&A” on CONSULT-III.

2. Monitor “PKB SW” of “DATA MONITOR” while applying and releasing the parking brake.

>> Inspection End.

Diagnosis Procedure

INFOID:0000000004204104

COUPE

1.

CHECK PARKING BRAKE SWITCH CIRCUIT

1. Disconnect combination meter connector and parking brake

switch connector.

2. Check continuity between combination meter harness connector

M24 (A) terminal 26 and parking brake switch harness connec-

tor M73 (B) terminal 1.

3. Check continuity between combination meter harness connector

M24 (A) terminal 26 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair harness or connector.

SEDAN

1.

CHECK PARKING BRAKE SWITCH CIRCUIT

1. Disconnect combination meter connector and parking brake

switch connector.

2. Check continuity between combination meter harness connector

M24 (A) terminal 26 and parking brake switch harness connec-

tor M73 (B) (with M/T) or E35 (B) (with CVT) terminal 1.

3. Check continuity between combination meter harness connector

M24 (A) terminal 26 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair harness or connector.

PKB SW
Parking brake applied

: ON

Parking brake released

: OFF

26 - 1

: Continuity should exist.

26 - Ground

: Continuity should not exist.

AWNIA0017ZZ

26 - 1

: Continuity should exist.

26 - Ground

: Continuity should not exist.

AWNIA0017ZZ

MWI-50

< COMPONENT DIAGNOSIS >

PARKING BRAKE SWITCH SIGNAL CIRCUIT

Component Inspection

INFOID:0000000004204105

1.

CHECK PARKING BRAKE SWITCH

Check continuity between parking brake switch terminal 1 and switch

case ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace parking brake switch.

Component

Terminal

Condition

Continuity

Parking brake switch

1

Parking brake applied

Yes

Parking brake released

No

AWNIA0018ZZ

MWI

WASHER LEVEL SWITCH SIGNAL CIRCUIT

MWI-51

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

WASHER LEVEL SWITCH SIGNAL CIRCUIT

Description

INFOID:0000000004204106

Transmits the washer level switch signal to the combination meter.

Component Function Check

INFOID:0000000004204107

1.

COMBINATION METER INPUT SIGNAL

1. Select “METER/M&A” on CONSULT-III.

2. Monitor “WASHER W/L” of “DATA MONITOR” under the following conditions.

>> Inspection End.

Diagnosis Procedure

INFOID:0000000004204108

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

M24 (A) terminal 29 and washer level switch harness connector

E208 (B) terminal 1.

4. Check continuity between combination meter harness connector

M24 (A) terminal 29 and ground.

Is the inspection result normal?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK WASHER LEVEL SWITCH GROUND CIRCUIT

Check continuity between washer fluid level switch harness connec-

tor E208 terminal 2 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000004204109

1.

CHECK WASHER FLUID LEVEL SWITCH

WASHER W/L
Washer fluid level low

: ON

Washer fluid level other : OFF

29 - 1

: Continuity should exist.

29 - Ground

: Continuity should not exist.

AWNIA0311ZZ

2 - Ground

: Continuity should exist.

AWNIA0312ZZ