Infiniti EX35. Manual — part 1111

MWI-122

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

111

(Y)

Ground

Steering lock unit
communication

Input/

Output

Steering lock

LOCK status

Battery voltage

LOCK or UNLOCK

For 15 seconds after UN-
LOCK

Battery voltage

15 seconds or later after
UNLOCK

0 V

113*

(P)

Ground

Optical sensor signal

Input

Ignition switch
ON

When bright outside of the
vehicle

Close to 5 V

When dark outside of the
vehicle

Close to 0 V

116

(SB)

Ground

Fuse check [Stop
lamp switch, ICC
brake hold relay
(With ICC)]

Input

—

Battery voltage

118

(P)

Ground

Stop lamp switch
(Without ICC)

Input

Stop lamp switch

OFF (Brake pedal is not
depressed)

0 V

ON (Brake pedal is de-
pressed)

Battery voltage

Stop lamp switch and
ICC brake hold relay
(With ICC)

Stop lamp switch OFF (Brake pedal is not de-
pressed) and ICC brake hold relay OFF

0 V

Stop lamp switch ON (Brake pedal is de-
pressed) or ICC brake hold relay ON

Battery voltage

119

(SB)

Ground

Front door lock as-
sembly driver side
(unlock sensor)

Input

Driver door

LOCK status
(Unlock sensor switch
OFF)

1.1 V

UNLOCK status
(Unlock switch sensor ON)

0 V

121

(BR)

Ground

Key slot switch

Input

When the key is inserted into key slot

Battery voltage

When the key is not inserted into key slot

0 V

122

(V)

Ground

ACC feedback signal

Input

Ignition switch

OFF

0 V

ACC or ON

Battery voltage

123
(W)

Ground

IGN feedback signal

Input

Ignition switch

OFF or ACC

0 V

ON

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

+

–

JMKIA0066GB

JPMIA0012GB

MWI

BCM (BODY CONTROL MODULE)

MWI-123

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

124

(LG)

Ground

Passenger door
switch

Input

Passenger door
switch

OFF (Door close)

11.8 V

ON (Door open)

0 V

132

(V)

Ground

Power window switch
communication

Input/

Output

Ignition switch ON

10.2 V

Ignition switch OFF or ACC

Battery voltage

133
(W)

Ground

Push-button ignition
switch illumination

Output

Push-button igni-
tion switch illumi-
nation

ON (Tail lamps OFF)

9.5 V

ON (Tail lamps ON)

NOTE:
The pulse width of this wave is
varied by the illumination bright-
ening/dimming level.

OFF

0 V

134

(GR)

Ground

LOCK indicator lamp

Output

LOCK indicator
lamp

OFF

Battery voltage

ON

0 V

137

(O)

Ground

Receiver and sensor
ground

Input

Ignition switch ON

0 V

138

(Y)

Ground

Sensor power supply

Output

Ignition switch

OFF

0 V

ACC or ON

5.0 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

+

–

JPMIA0011GB

JPMIA0013GB

JPMIA0159GB

MWI-124

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

139

(L)

Ground

Tire pressure receiv-
er signal

Input/

Output

Ignition switch
ON

Standby state

When receiving the signal
from the transmitter

140

(GR)

Ground

Selector lever P/N
position signal

Input

Selector lever

P or N position

Battery voltage

Except P and N positions

0 V

141

(G)

Ground

Security indicator sig-
nal

Output

Security indicator

ON

0 V

Blinking

11.3 V

OFF

Battery voltage

142

(O)

Ground

Combination switch
OUTPUT 5

Output

Combination
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0 V

Lighting switch 1ST

10.7 V

Lighting switch HI

Lighting switch 2ND

Turn signal switch RH

143

(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)

10.7 V

Rear wiper switch INT
(Wiper intermittent dial 4)

Any of the conditions 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

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

+

–

OCC3881D

OCC3880D

JPMIA0014GB

JPMIA0031GB

JPMIA0032GB

MWI

BCM (BODY CONTROL MODULE)

MWI-125

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

144

(G)

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)

10.7 V

Rear wiper switch ON
(Wiper intermittent dial 4)

Rear washer switch ON
(Wiper intermittent dial 4)

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

145

(L)

Ground

Combination switch
OUTPUT 3

Output

Combination
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0 V

Front wiper switch INT

10.7 V

Front wiper switch LO

Lighting switch AUTO

146

(SB)

Ground

Combination switch
OUTPUT 4

Output

Combination
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0 V

Front fog lamp switch ON

10.7 V

Lighting switch 2ND

Lighting switch PASS

Turn signal switch LH

149
(W)

Ground

Tire pressure warn-
ing check switch

Input

Ignition switch ON

11.8 V

150

(LG)

Ground

Driver door switch

Input

Driver door
switch

OFF (Door close)

11.8 V

ON (Door open)

0 V

151

(G)

Ground

Rear window defog-
ger relay

Output

Rear window de-
fogger

Active

0 V

Not activated

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

+

–

JPMIA0033GB

JPMIA0034GB

JPMIA0035GB

JPMIA0011GB

JPMIA0011GB