Infiniti Q45 (FY33). Manual — part 372

SEL551W

DIAGNOSTIC PROCEDURE 16
(Tilt/telescopic switch check)

SEL007V

CHECK TILT/TELESCOPIC SWITCH
INPUT SIGNAL.

CONSULT-II

See “TELESCO SW - FR/RR, TILT SW -
UP/DOWN” in DATA MONITOR mode.
These switches should change from
“OFF” to “ON” when switch is oper-
ated.

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

ON BOARD

Check tilt/telescopic switch operation is
switch monitor (Mode II) mode.
(Refer to On board diagnosis EL-299.)

Refer to wiring diagram in EL-449.

NG

E

OK

Tilt/telescopic switch is OK.

CHECK TILT/TELESCOPIC SWITCH.
1. Disconnect ADP steering switch con-

nector.

2. Check continuity between ADP steering

switch terminals.

OK

E

NG

Replace ADP steering
switch.

Check the following.

I

Ground circuit for ADP steering switch

I

Harness for open or short between BCM
and ADP steering switch

Switch

Condition

Terminal

q

2

q

3

q

4

q

5

q

6

Tilt

Up

q q

Down

q

q

Telescopic

Forward

q

q

Backward

q q

GI

MA

EM

LC

EC

FE

AT

PD

FA

RA

BR

ST

RS

BT

HA

IDX

AUTOMATIC DRIVE POSITIONER — IVMS

Trouble Diagnoses (Cont’d)

H

H

EL-479

SEL552W

DIAGNOSTIC PROCEDURE 17
(Power seat switch check)

SEL008V

CHECK POWER SEAT SWITCH INPUT
SIGNAL.

CONSULT-II

See “SLIDE SW, RECLN SW, LIFT FR,
RR SW” in DATA MONITOR mode.
These switches should change from
“OFF” to “ON” when switch is oper-
ated.

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

ON BOARD

Check each power seat switch operation
in switch monitor (Mode II) mode.
(Refer to On board diagnosis EL-299.)

Refer to wiring diagram in EL-451.

NG

E

OK

Power seat switch is OK.

CHECK POWER SEAT SWITCH.
1. Disconnect power seat switch connec-

tor.

2. Check continuity between power seat

switch terminals.

OK

E

NG

Replace power seat
switch.

Check the following.

I

Ground circuit for power seat switch

I

Harness for open or short between
LCU05 and power seat switch

Switch

Con-

dition

Terminals

q

15

q

17

q

18

q

19

q

23

q

24

q

25

q

26

q

27

Slid-
ing

For-

ward

q q

Back-

ward

q

q

Reclin-
ing

For-

ward

q

q

Back-

ward

q

q

Lifting
(Front)

Up

q

q

Down

q

q

Lifting
(Rear)

Up

q

q

Down

q

q

AUTOMATIC DRIVE POSITIONER — IVMS

Trouble Diagnoses (Cont’d)

H

H

EL-480

SEL553W

DIAGNOSTIC PROCEDURE 18
(Cancel switch check)

SEL066X

CHECK CANCEL SWITCH INPUT SIG-
NAL.

CONSULT-II

See “CANCEL SW” in DATA MONITOR
mode.
When cancel switch is ON:

CANCEL SW

ON

When cancel switch is OFF:

CANCEL SW

OFF

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

ON BOARD

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

Refer to wiring diagram in EL-449.

NG

E

OK

Cancel switch is OK.

CHECK CANCEL SWITCH.
1. Disconnect ADP steering switch con-

nector.

2. Check continuity between ADP steering

switch terminals.

OK

E

NG

Replace ADP steering
switch.

Check the following.

I

Ground circuit for ADP steering switch

I

Harness for open or short between BCM
and ADP steering switch

Terminals

Cancel switch

condition

Continuity

q

1

-

q

3

ON

Yes

OFF

No

GI

MA

EM

LC

EC

FE

AT

PD

FA

RA

BR

ST

RS

BT

HA

IDX

AUTOMATIC DRIVE POSITIONER — IVMS

Trouble Diagnoses (Cont’d)

H

H

EL-481

SEL532W

DIAGNOSTIC PROCEDURE 19
(Key, detention, door switch and vehicle speed sensor
check)

SEL916V

SEL555W

SEL029V

CHECK KEY SWITCH INPUT SIGNAL.

CONSULT-II

See “IGN KEY SW” in DATA MONITOR
mode.
When key is inserted in ignition key cylin-
der:

IGN KEY SW

ON

When key is removed from ignition key
cylinder:

IGN KEY SW

OFF

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

TESTER

Check voltage between BCM terminals

q

69

and ground.

Refer to wiring diagram in EL-447.

OK

E

NG

Check the following.

I

10A fuse [No.

28

,

located in fuse block
(J/B)]

I

Key switch

I

Harness for open or
short between key switch
and fuse

I

Harness for open or
short between BCM and
key switch

CHECK IGNITION SWITCH INPUT SIG-
NAL (ACC, ON AND START).

CONSULT-II

See “IGN ACC SW, IGN ON SW, IGN
START SW” in DATA MONITOR mode.
These switches should change from
“OFF” to “ON” when ignition key
switch is turned to each position.

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

TESTER

Check voltage between BCM terminals
and ground.

Refer to wiring diagram in EL-447.

OK

E

NG

Check the following.

I

7.5A fuse [No.

23

located in the fuse block
(J/B)]

I

7.5A fuse [No.

32

located in the fuse block
(J/B)]

I

7.5A fuse [No.

34

located in the fuse block
(J/B)]

I

Harness for open or
short between BCM and
fuse

q

A

(Go to next page.)

Condition

Voltage V

Key is inserted.

Approx. 12

Key is removed.

0

Terminals

Ignition key switch position

!

@

OFF

ACC

ON

START

q

60

Ground

Approx.

0V

Battery volt-

age

Approx.

0V

q

68

Ground

Approx. 0V

Battery voltage

q

55

Ground

Approx. 0V

Battery
voltage

AUTOMATIC DRIVE POSITIONER — IVMS

Trouble Diagnoses (Cont’d)

H

H

EL-482