Nissan Tiida C11. Manual - part 46

BCS-48

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

52

7

(GR)

Ground

PTC relay 2 control

Output

Ignition ON

PTC heater 2 ON

0V

PTC heater 2 OFF

Battery voltage

58

(Y)

Ground

Door unlock sensor

Input

Driver door

Lock

Battery voltage

Unlock

0V

59

(O)

Ground

Rear door switch LH

Input

Rear door 
switch LH

OFF (When rear door LH 
closed) 

Battery voltage

ON (When rear door LH 
opened)

0V

60

(GR)

Ground

Rear door switch RH

Input

Rear door 
switch RH

OFF (When rear door RH 
closed) 

Battery voltage

ON (When rear door RH 
opened)

0V

61

3

(O)

Ground

A/C switch

Output

A/C switch

Not pressed

Battery voltage

Pressed

0V

63

(R)

Ground

Light & rain sensor 
serial link

Output

Ignition switch OFF

Battery voltage

Ignition switch ON

64

7

(O)

Ground

PTC relay 1 control

Output

Ignition ON

PTC heater 1 ON

0V

PTC heater 1 OFF

Battery voltage

65

(V)

Ground

Turn signal LH

Output

Ignition switch 
ON

Turn signal switch OFF

0V

Turn signal switch LH

66

(W)

Ground

Turn signal RH

Output

Ignition switch 
ON

Turn signal switch OFF

0V

Turn signal switch RH

67

(G)

Ground

Door unlock (pas-
senger and rear 
doors)

Output

Door lock/un-
lock switch

Pressed to the unlock side

Battery voltage

Pressed to the lock side

0V 

68

1

(R)

Ground

Back door lock actu-
ator

Output

Back door 
opener switch

Pressed

Battery voltage

Not pressed

0V

68

2

(R)

Ground

Trunk release sole-
noid

Output

Trunk lid opener 
switch

Pressed

Battery voltage

Not pressed

0V

Terminal No.

(Wire color)

Description

Condition

Reference Value

(Approx.)

Signal name

Input/ 

Output

+

−

MKIB0173E

SKIA1120J

SKIA1120J

BCS

BCM (BODY CONTROL MODULE)

BCS-49

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

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

+

−

BCS-50

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

Wiring Diagram

INFOID:0000000001451496

ALMWA0067GB

BCS

BCM (BODY CONTROL MODULE)

BCS-51

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

ALMWA0068GB