Infiniti Q45 (FY33). Manual — part 350

WORK FLOW

CHECK SYSTEM OPERATION.
Check illumination lamp control operation.
(Refer to System Description.)

NG

E

OK

System is OK.

CHECK SWITCH INPUT SIGNAL.
Check the following switches input signal.

I

Door unlock sensor (Driver side) . . . . . . . . . . . . . . . . . . .. Refer to EL-392.

I

Door switch . . . . . . . . . . . . . . . . . . . . . . . . . . . Refer to EL-393.

I

Lighting switch (1st) . . . . . . . . . . . . . . . . . . . . . . . ... Refer to EL-394.

I

Key switch (insert) . . . . . . . . . . . . . . . . . . . . . . . . . Refer to EL-395.

I

Ignition key switch (ACC and IGN) . . . . . . . . . . . . . . . . . ... Refer to EL-396.

I

Interior lamp switch . . . . . . . . . . . . . . . . . . . . . . . ... Refer to EL-397.

I

Personal lamp switch . . . . . . . . . . . . . . . . . . . . . . . Refer to EL-397.

OK

E

NG

Repair or replace.

CHECK ILLUMINATION LAMPS.
Check the following illumination lamps.
(Refer to EL-398.)

I

Console lamp

I

Map lamp

I

Footwell lamp

I

Personal lamp

I

Ignition key hole illumination

OK

E

NG

Repair or replace.

Check system again.

GI

MA

EM

LC

EC

FE

AT

PD

FA

RA

BR

ST

RS

BT

HA

IDX

INTERIOR ILLUMINATION CONTROL — IVMS

Trouble Diagnoses (Cont’d)

H

H

H

EL-391

SEL531W

SEL026V

DOOR UNLOCK SENSOR CHECK (DRIVER SIDE)

CHECK DOOR UNLOCK SENSOR
INPUT SIGNAL. (DRIVER SIDE)

CONSULT-II

See “LOCK SIG-DR” in DATA MONITOR
mode.
“LOCK SIG-DR” should be “LOCK”
when lock knob was locked.

-------------------------------------------------------------------------------------------------------------------------------------- OR --------------------------------------------------------------------------------------------------------------------------------------

ON BOARD

Check driver’s side door lock knob opera-
tion in Switch monitor (Mode II) mode.
(Refer to On board Diagnosis, EL-299.)

Refer to wiring diagram in EL-388.

NG

E

OK

Door unlock sensor is OK.

CHECK DOOR UNLOCK SENSOR.
1. Disconnect door lock actuator connec-

tor.

2. Check continuity between door lock

actuator (door unlock sensor) terminals

q

2

and

q

4

.

OK

E

NG

Replace door lock actuator.

Check the following.

I

Harness for open or short between LCU
and door unlock sensor

I

Ground circuit for door unlock sensor

Condition

Continuity

Locked

No

Unlocked

Yes

INTERIOR ILLUMINATION CONTROL — IVMS

Trouble Diagnoses (Cont’d)

H

H

EL-392

SEL527W

DOOR SWITCH CHECK

SEL914U

SEL021V

CHECK DOOR SWITCH INPUT SIGNAL.

CONSULT-II

See “DOOR SW” in DATA MONITOR
mode.
When door is open:

DOOR SW

ON

When door is closed:

DOOR SW

OFF

-------------------------------------------------------------------------------------------------------------------------------------- OR --------------------------------------------------------------------------------------------------------------------------------------

ON BOARD

Check all doors switches in Switch moni-
tor (Mode II) mode.
(Refer to On board Diagnosis, EL-299.)

Refer to wiring diagram in EL-387.

NG

E

OK

Door switch is OK.

CHECK DOOR SWITCH.
1. Disconnect door switch connector.
2. Check continuity between terminals or

switch body ground.

OK

E

NG

Replace door switch.

Check the following.

I

Door switch ground condition (Front
door) or door switch ground circuit (Rear
door)

I

Harness for open or short between door
switch and BCM

Terminals

Condition

Continuity

Front door

switch

q

1

-

Ground

Pressed

No

Released

Yes

Rear door

switch

q

1

-

q

2

Pressed

No

Released

Yes

GI

MA

EM

LC

EC

FE

AT

PD

FA

RA

BR

ST

RS

BT

HA

IDX

INTERIOR ILLUMINATION CONTROL — IVMS

Trouble Diagnoses (Cont’d)

H

H

EL-393

SEL500W

LIGHTING SWITCH (1ST) CHECK

CHECK LIGHTING SWITCH INPUT SIG-
NAL.

CONSULT-II

See “HD/LMP 1ST SW” in DATA MONI-
TOR mode.
When lighting switch is in 1ST or 2ND:

HD/LMP 1ST SW

ON

When lighting switch is OFF:

HD/LMP 1ST SW

OFF

-------------------------------------------------------------------------------------------------------------------------------------- OR --------------------------------------------------------------------------------------------------------------------------------------

ON BOARD

Check lighting switch in Switch monitor
(Mode II) mode.
(Refer to On board Diagnosis, EL-299.)

Refer to wiring diagram in EL-382.

OK

E

NG

Check the following.

I

7.5A fuse [No.

22

,

located in the fuse block
(J/B)]

I

Tail lamp relay

I

Harness for open or
short between fuse and
BCM

I

Harness for open or
short between tail lamp
relay and fuse

Lighting switch (1st) is OK.

INTERIOR ILLUMINATION CONTROL — IVMS

Trouble Diagnoses (Cont’d)

H

EL-394