Nissan Qashqai (2007-2010). Manual - part 1420

BCM (BODY CONTROL MODULE)

INL-43

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

INL

N

O

P

TERMINAL LAYOUT

PHYSICAL VALUES

CAUTION:

• Check combination switch system terminal waveform under the loaded condition with lighting

switch, turn signal switch and wiper switch OFF is not to be fluctuated by being overloaded.

• Turn wiper intermittent dial position to 4 except when checking waveform or voltage of wiper inter-

mittent dial position. Wiper intermittent dial position can be confirmed on CONSULT -III. Refer to

BCS-26, "COMB SW : CONSULT-III Function (BCM - COMB SW)"

.

• BCM reads the status of the combination switch at 10 ms internal normally. Refer to 

BCS-7, "System

Description"

.

JPMIA0145GB

INL-44

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

1

(P)

Ground

Combination switch 
OUTPUT 1

Output

Combination 
switch

All switch OFF
(Wiper intermittent dial 4)

0 V

Front wiper switch HI
(Wiper intermittent dial 4)

9.1 V

Rear wiper switch INT
(Wiper intermittent dial 4)

Any of the condition below 
with all switch OFF
• Wiper intermittent dial 1
• Wiper intermittent dial 2
• Wiper intermittent dial 3
• Wiper intermittent dial 6
• Wiper intermittent dial 7

2

(Y)

Ground

Combination switch 
OUTPUT 4

Output

Combination 
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0 V

Lighting switch 2ND

9.3 V

Lighting switch PASS

Front fog lamp switch ON

Turn signal switch LH

3

(LG)

Ground

Combination switch 
OUTPUT 3

Output

Combination 
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0 V

Lighting switch AUTO

9.3 V

Rear fog lamp switch OFF

Front wiper switch MIST

Front wiper switch INT

Front wiper switch LO

4

(R)

Ground

Combination switch 
OUTPUT 2

Output

Combination 
switch

All switch OFF
(Wiper intermittent dial 4)

0 V

Front washer switch ON
(Wiper intermittent dial 4)

9.1 V

Rear wiper switch ON
(Wiper intermittent dial 4)

Rear washer switch ON
(Wiper intermittent dial 4)

Any of the condition below 
with all switch OFF
• Wiper intermittent dial 1
• Wiper intermittent dial 5
• Wiper intermittent dial 6

JPMIA0160GB

JPMIA0163GB

JPMIA0162GB

JPMIA0161GB

BCM (BODY CONTROL MODULE)

INL-45

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

INL

N

O

P

5

(W)

Ground

Combination switch 
OUTPUT 5

Output

Combination 
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0 V

Lighting switch 1ST

9.1 V

Lighting switch 2ND

Lighting switch HI

Turn signal switch RH

7

(P)

Ground

Door lock/unlock 
switch (Lock)

Output

Door lock/un-
lock switch

Not pressed

1.2 V

Pressed to the lock side

0 V

8

(LG)

Ground

Hazard switch

Output

Hazard switch

Not pressed

1.3 V

Pressed

0 V

9

(BR)

Ground

Door lock/unlock 
switch (Unlock)

Output

Door lock/un-
lock switch

Not pressed

1.2 V

Pressed to the unlock side

0 V

12

(P)

Ground

Back door opener 
switch

Output

Back door 
opener switch

Not pressed

1.2 V

Pressed

0 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JPMIA0164GB

JPMIA0154GB

JPMIA0154GB

JPMIA0154GB

JPMIA0154GB

INL-46

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

13

(R)

Ground

Shock detect sensor

Input

Ignition switch OFF or ACC

0 V

Ignition switch ON

6.0 V

14

(L/R)

Ground

A/C switch

Output

A/C switch

Not pressed

Battery voltage

Pressed

0 V

15

(LG/B)

Ground

Fan switch

Output

Fan switch

Not pressed

Battery voltage

Pressed

0 V

16

(GR)

Ground

Alarm link

Input

—

—

17

(BR)

Ground

Light & rain sensor 
serial link

Output

Ignition switch OFF or ACC

Battery voltage

Ignition switch ON

8.7 V

18

(SB)

Ground

Security indicator

Output

Security indica-
tor

ON

0 V

Blinking

10.3 V

OFF

Battery voltage

19

(L)

—

CAN-H

Input/ 

Output

—

—

20

(P)

—

CAN-L

Input/ 

Output

—

—

21

(SB)

Ground

Rear window defog-
ger switch

Output

Rear window 
defogger switch

Not pressed

1.1 V

While pressing

0 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JPMIA0155GB

JPMIA0156GB

JPMIA0014GB

JPMIA0154GB