Infiniti Q45 (FY33). Manual — part 267

CEL501

Replacement

For removal and installation of spiral cable, refer to RS section
[“SUPPLEMENTAL RESTRAINT SYSTEM (SRS)”, “Installation
— Air Bag Module and Spiral Cable”].

I

Each switch can be replaced without removing combination
switch base.

CEL406

I

To remove combination switch base, remove base attaching
screw.

SEL151V

I

Before installing steering wheel, align the steering wheel guide
pins with the screws which secure the combination switch, as
shown in the left figure.

GI

MA

EM

LC

EC

FE

AT

PD

FA

RA

BR

ST

RS

BT

HA

IDX

COMBINATION SWITCH

EL-59

Check

WITH INFINITI COMMUNICATOR (IVCS)

CEL995

STEERING SWITCH

EL-60

WITHOUT INFINITI COMMUNICATOR (IVCS)

CEL846

GI

MA

EM

LC

EC

FE

AT

PD

FA

RA

BR

ST

RS

BT

HA

IDX

STEERING SWITCH

Check (Cont’d)

EL-61

Component Parts and Harness Connector
Location

SEL141Y

System Description

Power is supplied at all times

I

to headlamp relay terminal

q

1

, and

I

through 15A fuse [No.

53

, located in the fuse, fusible link and relay box]

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to headlamp relay terminal

q

5

, and

I

through 15A fuse [No.

54

, located in the fuse, fusible link and relay box]

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to headlamp relay terminal

q

7

, and

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through 7.5A fuse [No.

14

, located in the fuse block (J/B)].

I

to BCM terminal

105

.

When the ignition switch is in the ON or START position, power is supplied

I

through 7.5A fuse [No.

32

, located in the fuse block (J/B)]

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to BCM terminal

q

68

.

Ground is supplied

I

to BCM terminals

q

56

and

113

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to illumination time control switch terminal

q

3

I

through body grounds

M14

and

M47

, and

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to the lighting switch terminals

q

8

and

q

5

I

through body grounds

E22

and

E36

.

HEADLAMP SWITCH OPERATION

Low beam operation

When the lighting switch is turned to 2ND and LOW (“B”) positions, ground is supplied

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to headlamp relay terminal

q

2

I

from the lighting switch terminal

q

12

.

Headlamp relay is then energized, and power is supplied

I

from the headlamp relay terminal

q

6

I

to terminal

q

2

of the LH headlamp, and

I

from the headlamp relay terminal

q

3

I

to terminal

q

2

of the RH headlamp.

Ground is supplied

I

to terminal

q

1

of the LH headlamp

I

from the lighting switch terminal

q

7

, and

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to terminal

q

1

of the RH headlamp

HEADLAMP (FOR U.S.A.) — CONVENTIONAL TYPE —

EL-62