Infiniti F50. Manual — part 588

POWER WINDOW SYSTEM

GW-23

C

D

E

F

G

H

J

K

L

M

A

B

GW

TIWM0212E

GW-24

POWER WINDOW SYSTEM

TIWM0213E

POWER WINDOW SYSTEM

GW-25

C

D

E

F

G

H

J

K

L

M

A

B

GW

Terminals and Reference Value for Driver Door Control Unit

EIS000UY

Terminals and Reference Value for Passenger, Rear LH, RH Door Control Unit

EIS0014K

TERMI-

NAL

WIRE

COLOR

ITEM

CONDITION

Voltage [V]

(Approx.)

1

G

Encoder pulse signal

When power window motor operates

4

W

Encoder power supply

When ignition switch ON or power window timer
operates

10

5

G/OR

Local communication

When ignition switch ON or power window timer
operates

7

PU

Limit switch signal

Driver side door window is in a position between
fully-open and just before fully-closed position
(ON)

0

Driver side door window is in a position between
just before fully-closed position and fully-closed
position (OFF)

5

8

G/W

Data line A-3

—

—

9

PU/W

Door key cylinder
unlock switch

OFF (Neutral)

→

ON (Unlock)

5

→

0

10

GY

Door key cylinder
lock switch

OFF (Neutral)

→

ON (Lock)

5

→

0

11

L/W

Power window motor
DOWN signal

When power window motor DOWN operates

Battery voltage

14

Y/G

Power source
(Fusible link)

—

Battery voltage

15

B

Ground

—

0

18

L/R

Power window motor
UP signal

When power window motor UP operates

Battery voltage

OCC3383D

SIIA0591J

TERMI-

NAL

WIRE

COLOR

ITEM

CONDITION

Voltage [V]

(Approx.)

4

L/W

Power window motor
DOWN signal

When power window motor DOWN operates

Battery voltage

5

L/R

Power window motor
UP signal

When power window motor UP operates

Battery voltage

6

Y/B

(W/R)

Power source (FUSE)

—

Battery voltage

7

B

Ground

—

0

GW-26

POWER WINDOW SYSTEM

(): Passenger door control unit

Trouble Diagnosis Symptom Chart

EIS000NW

●

Check that other systems using the signal of the following systems operate normally.

11

G/OR

Local communication

When ignition switch ON or power window timer
operates

15

W

Encoder power supply

When ignition switch ON or power window timer
operates

10

16

OR

(PU)

Limit switch signal

Door window is between fully-open and just
before fully-closed position (ON)

0

Door window is between just before fully-closed
position and fully-closed position (OFF)

5

19

G

Encoder pulse signal

When power window motor operates

TERMI-

NAL

WIRE

COLOR

ITEM

CONDITION

Voltage [V]

(Approx.)

SIIA0591J

OCC3383D

Symptom

Diagnostic procedure.

Refer page

None of the power windows can be operated using any switch.

Check the following.

●

40A fusible link (letter H, located in fuse and
fusible link box)

●

harness for open and short between BCM
and power window main switch (LCU01).
Refer to

LAN-7, "On Board Diagnosis"

●

Power window main switch (LCU01)

●

BCM

—

Driver side power window cannot be operated but other windows
can be operated.

1. Driver door control unit circuit check.

GW-41

2. Front power window regulator (driver side)
circuit check

GW-29

3. Replace driver door control unit (LCU1)

EI-30

Passenger side power window cannot be operated but other win-
dows can be operated.

1. Passenger door control unit circuit check.

GW-41

2. Front power window regulator (passenger
side) circuit check.

GW-30

3. Replace passenger door control unit.

EI-30

Rear LH or RH power window cannot be operated but other win-
dows can be operated.

1. Rear door control unit (LH or RH) circuit.

GW-42

2. Rear power window regulator (LH or RH) cir-
cuit check.

GW-31

3. Replace rear LH or RH door control unit.

EI-30

Power windows except driver’s side window cannot be operated
using power window main switch.

1. Communication signal circuit check.

GW-28

2. Replace the power window main switch.

EI-30