Infiniti M35/M45 Y50. Manual - part 922

COMBINATION SWITCH

LT-233

C

D

E

F

G

H

I

J

L

M

A

B

LT

Combination Switch Reading Function

NKS003S6

For details, refer to 

BCS-3, "COMBINATION SWITCH READING FUNCTION"

 .

Terminals and Reference Values for BCM

NKS003S7

CAUTION:

●

Check combination switch system terminal waveform under the loaded condition with lighting
switch, turn signal switch and wiper switch OFF not to be fluctuated by overloaded.

●

Turn wiper dial position to 4 except when checking waveform or voltage of wiper dial position.
Wiper dial position can be confirmed on CONSULT-II. Refer to 

LT-238, "DATA MONITOR"

 .

Terminal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

2

L/R

Combination 
switch input 5

ON

Lighting, turn, wiper 
switch
(Wiper dial position 4)

Any of several con-
ditions below

●

Lighting switch 1ST

●

Turn signal switch to 
right

●

Lighting switch HI 
beam (Operates only 
HI beam switch)

Approx. 1.0 V

Lighting switch 2ND

Approx. 2.0 V

OFF

Approx. 0 V

3

O/L

Combination 
switch input 4

ON

Lighting, turn, wiper 
switch
(Wiper dial position 4)

Front fog lamp switch 
ON

Approx. 0.8 V

Any of several con-
ditions below

●

Lighting switch 2ND

●

Lighting switch 
PASSING (Operates 
only PASSING switch)

●

Turn signal switch to 
left

Approx. 1.0 V

OFF

Approx. 0 V

PKIB4957J

PKIB4953J

PKIB4955J

PKIB4957J

LT-234

COMBINATION SWITCH

4

R/G

Combination 
switch input 3

ON

Lighting, turn, wiper 
switch
(Wiper dial position 4)

Any of several con-
ditions below

●

Lighting switch AUTO

●

Front wiper switch 
MIST

●

Front wiper switch INT

●

Front wiper switch LO

Approx. 1.0 V

OFF

Approx. 0 V

5

Y

Combination 
switch input 2

ON

Lighting, turn, wiper 
switch

Any of several con-
ditions below

●

Front washer switch
(Wiper dial position 4)

●

Wiper dial position 1

●

Wiper dial position 5

●

Wiper dial position 6

Approx. 1.0 V

OFF

(Wiper dial position 4)

Approx. 0 V

6

LG/B

Combination 
switch input 1

ON

Lighting, turn, wiper 
switch

Any of several con-
ditions below

●

Front wiper switch HI
(Wiper dial position 4)

●

Wiper dial position 3

Approx. 1.0 V

Any of several con-
ditions below

●

Wiper dial position 1 

●

Wiper dial position 2

Approx. 1.7 V

Any of several con-
ditions below

●

Wiper dial position 6

●

Wiper dial position 7

Approx. 0.8 V

OFF

(Wiper dial position 4)

Approx. 0 V

Terminal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

PKIB4957J

PKIB4957J

PKIB4959J

PKIB4952J

PKIB4955J

COMBINATION SWITCH

LT-235

C

D

E

F

G

H

I

J

L

M

A

B

LT

32

LG

Combination 
switch output 5

ON

Lighting, turn, wiper 
switch

Any of several con-
ditions below

●

Front fog lamp switch 
(Operates only front 
fog lamp switch)
(Wiper dial position 4)

●

Wiper dial position 1

●

Wiper dial position 2

●

Wiper dial position 6

●

Wiper dial position 7

Approx. 1.0 V

OFF

(Wiper dial position 4)

Approx. 7.0 - 7.5 V

33

GR

Combination 
switch output 4

ON

Lighting, turn, wiper 
switch

Any of several con-
ditions below

●

Lighting switch AUTO
(Wiper dial position 4)

●

Lighting switch 1ST
(The same result with 
lighting switch 2ND)
(Wiper dial position 4)

●

Wiper dial position 1

●

Wiper dial position 5

●

Wiper dial position 6

Approx. 1.2 V

OFF

(Wiper dial position 4)

Approx. 7.0 - 7.5 V

Terminal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

PKIB4956J

PKIB4960J

PKIB4958J

PKIB4960J

LT-236

COMBINATION SWITCH

34

L

Combination 
switch output 3

ON

Lighting, turn, wiper 
switch

Any of several con-
ditions below

●

Lighting switch 2ND
(Wiper dial position 4)

●

Lighting switch HI 
beam (Operates only 
HI beam switch)
(Wiper dial position 4)

●

Wiper dial position 1

●

Wiper dial position 2

●

Wiper dial position 3

Approx. 1.2 V

OFF

(Wiper dial position 4)

Approx. 7.0 - 7.5 V

35

SB

Combination 
switch output 2

ON

Lighting, turn, wiper 
switch
(Wiper dial position 4)

Any of several con-
ditions below

●

Lighting switch 2ND

●

Lighting switch 
PASSING (Operates 
only PASSING switch)

●

Front wiper switch INT

●

Front wiper switch HI

Approx. 1.2 V

OFF

Approx. 7.0 - 7.5 V

Terminal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

PKIB4958J

PKIB4960J

PKIB4958J

PKIB4960J