Infiniti F50. Manual - part 302

WARNING LAMPS

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Front Door Switch Inspection

EKS0010S

1. 

CHECK FRONT DOOR SWITCH OPERATION

With CONSULT-II

●

See “DOOR SW” on DATA MONITOR in DATA MONITOR
mode.

Without CONSULT-II

●

Check front door switches in switch monitor mode. Refer to 

DI-

49, "On Board Diagnosis"

 .

OK or NG

OK

>> Front door switch is OK.

NG

>> GO TO 2.

2. 

CHECK FRONT DOOR SWITCH OPEN OR SHORT CIRCUIT

1.

Disconnect BCM connector and front door switches connector.

2.

Turn ignition switch OFF.

3.

Check the following.

–

Continuity between BCM harness connector B4 terminal 142
(W/R) and front door switch (driver side) harness connector B20
terminal 1 (W/R).

–

Continuity between BCM harness connector M4 terminals 37
(W/G) and front door switch (passenger side) harness connector
B220 terminal 1 (W/G).

–

Continuity between BCM harness connectors M4, B4terminals
37 (W/G), 142 (W/R) and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

3. 

CHECK FRONT DOOR SWITCH (DRIVER SIDE OR PASSENGER SIDE) 

Check continuity between front door switch harness connector B20
(driver side), B220 (passenger side) terminal 1 and ground.

OK or NG

OK

>> Front door switch is OK.

NG

>> Replace front door switch (driver side) or (passenger

side).

SEL498W

Continuity should exist.

Continuity should exist.

Continuity should not exist.

SKIA4130E

Connector

Terminal

Condition

Continuity

Front door switch

1

Ground

Pressed

No

Released

Yes

SKIA4131E

DI-52

WARNING LAMPS

Rear Door Switch Inspection

EKS0010T

1. 

CHECK REAR DOOR SWITCH OPERATION

With CONSULT-II

●

See “DOOR SW” in DATA MONITOR mode.

Without CONSULT-II

●

Check rear door switches in switch monitor mode. Refer to 

DI-

49, "On Board Diagnosis"

 .

OK or NG

OK

>> Rear door switch is OK.

NG

>> GO TO 2.

2. 

CHECK REAR DOOR SWITCH INPUT SIGNAL

1.

Disconnect BCM connector and door lock assembly rear connector.

2.

Turn ignition switch OFF.

3.

Check the following.

–

Continuity between BCM harness connector M4 terminal 33 (W)
and door lock assembly rear LH (door switch) harness connec-
tor D62 terminal 1 (W).

–

Continuity between BCM harness connector B4 terminals   143
(W/L) and door lock assembly rear RH (door switch) harness
connector D82 terminal 1 (W).

–

Continuity between BCM harness connector M4, B4 terminals
33 (W), 143 (W/L) and body ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

3. 

CHECK REAR DOOR SWITCH

Check continuity between door lock assembly rear (door switch) har-
ness connector D62 or D82 terminals 1and 2.

OK or NG

OK

>> GO TO 4.

NG

>> Replace door lock assembly rear (door switch) LH or

RH.

SEL498W

Continuity should exist.

Continuity should exist.

Continuity should not exist.

PKIA2712E

Connector

Terminal

Condition

Continuity

Door lock assembly 
(door switch)

1

2

Pressed

No

Released

Yes

PKIA2713E

WARNING LAMPS

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4. 

CHECK REAR DOOR SWITCH GROUND CIRCUIT 

Check continuity between door lock assembly rear (door switch) har-
ness connector D62 or D82 terminal 2 (B) and ground.

OK or NG

OK

>> Inspection end.

NG

>> Repair harness or connector.

Electrical Components Inspection

EKS0010U

OIL PRESSURE SWITCH

Check continuity between the oil pressure switch and ground.

DIODE CHECK

●

Check continuity using an ohmmeter.

●

Diode is functioning properly if test results are as shown in the
figure.

●

Check diodes at the combination meter harness connector
instead of on the combination meter assembly. Refer to 

DI-37,

"Wiring Diagram — WARN —"

 .

NOTE:
Specification may vary depending on the type of tester. Before
performing this inspection, be sure to refer to the instruction
manual for the tester to be used.

Continuity should exist.

SKIA4105E

Condition

Oil pressure MPa (kg/cm

2

 , psi)

Continuity

Engine not running

Less than 0.02 - 0.029 (0.2-0.3, 3-4)

Yes

Engine running

More than 0.02 - 0.029 (0.2-0.3, 3-4)

No

ELF0044D

SEL901F

DI-54

A/T INDICATOR

A/T INDICATOR

PFP:24814

Wiring Diagram — AT/IND —

EKS0017M

TKWM0425E