Nissan Tiida C11. Manual - part 1447

WCS-70

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

1: Hatchback 

2: Sedan

3: Manual A/C

4: Superlock

5: Remote keyless entry

6: Intelligent Key

7: LHD diesel

69

(G)

Ground

Rear fog lamp

Output

Lighting switch 
1ST and front 
fog lamp switch 
ON

Rear fog lamp switch OFF

0V

Rear fog lamp switch ON

Battery voltage

70

(B)

Ground

Ground

—

—

0V

71

1

(V)

Ground

Rear wiper motor

Output

Rear wiper switch OFF

0V

Rear wiper switch ON

Battery voltage

72

(LG)

Ground

Battery power sup-
ply

Input

—

Battery voltage

73

(R)

Ground

Interior room lamp 
power supply

Output

After passing the interior room lamp battery 
saver operation time

0V

Any other time after passing the interior room 
lamp battery saver operation time

Battery voltage

74

(Y)

Ground

Battery power sup-
ply

Input

—

Battery voltage

75

4

(V)

Ground

Super lock 

Output

When lock button of keyfob or Intelligent Key 
is not pressed 

0V

When lock button of keyfob or Intelligent Key 
is pressed 

Battery voltage

76

(G)

Ground

Driver door unlock

Output

Door lock/un-
lock switch

Pressed to the unlock side

Battery voltage

Pressed to the lock side

0V

77

(SB)

Ground

Door lock (All)

Output

Door lock/un-
lock switch

Pressed to the unlock side

0V

Pressed to the lock side

Battery voltage

78

(L)

Ground

Power window pow-
er supply

Output

Ignition switch

OFF or ACC

0V

ON

Battery voltage

79

(Y)

Ground

Battery power sup-
ply

Input

—

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Reference Value

(Approx.)

Signal name

Input/ 

Output

+

−

WCS

BCM (BODY CONTROL MODULE)

WCS-71

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Wiring Diagram

INFOID:0000000001728315

ALMWA0067GB

WCS-72

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

ALMWA0068GB

WCS

BCM (BODY CONTROL MODULE)

WCS-73

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

ALMWA0069GB