Nissan Maxima. Instruction — part 1210
BCM (BODY CONTROL MODULE)
WT-29
< ECU DIAGNOSIS INFORMATION >
C
D
F
G
H
I
J
K
L
M
A
B
WT
N
O
P
17
(G/B)
Ground Turn signal (RH)
Output
Ignition switch
ON
Turn signal switch OFF
0V
Turn signal switch RH
6.5 V
18
(G/Y)
Ground Turn signal (LH)
Output
Ignition switch
ON
Turn signal switch OFF
0V
Turn signal switch LH
6.5 V
19
(Y)
Ground
Room lamp timer
control
Output
Interior room
lamp
OFF
Battery voltage
ON
0V
21
(P/B)
Ground Optical sensor signal
Input
Ignition switch
ON
When outside of the vehi-
cle is bright
Close to 5V
When outside of the vehi-
cle is dark
Close to 0V
24
(R/W)
Ground Stop lamp switch 1
Input
—
Battery voltage
26
(O/L)
Ground Stop lamp switch 2
Input
Stop lamp switch
OFF (brake pedal is re-
leased)
0V
ON (brake pedal is de-
pressed)
Battery voltage
27
(O)
Ground
Front door lock as-
sembly LH (unlock
sensor)
Input
Front door LH
LOCK status
11.8V
UNLOCK status
0V
29
(Y)
Ground Key slot switch
Input
When Intelligent Key is inserted into key slot
Battery voltage
When Intelligent Key is not inserted into key slot 0V
31
(G)
Ground
Rear window defog-
ger feedback signal
Input
Rear window de-
fogger switch
OFF
0V
ON
Battery voltage
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
(+)
(-)
PKID0926E
PKID0926E
JPMIA0011GB
WT-30
< ECU DIAGNOSIS INFORMATION >
BCM (BODY CONTROL MODULE)
32
(R/B)
Ground Front door RH switch
Input
Front door RH
switch
OFF (when front door RH
closes)
11.8 V
ON (when front door RH
opens)
0V
37
(O)
Ground
Trunk lid opener can-
cel switch
Input
Trunk lid opener
cancel switch
CANCEL
1.1V
ON
0V
38
(GR/
W)
Ground
Rear window defog-
ger ON signal
Input
Rear window de-
fogger switch
OFF
5V
ON
0V
40
(Y/G)
Ground
Power window serial
link
Input/
Output
Ignition switch ON
10.2V
Ignition switch OFF or ACC
0V
41
(W)
Ground
Engine switch (push
switch) illumination
Output
Engine switch
(push switch) illu-
mination
ON
5.5V
OFF
0V
42
(R)
Ground LOCK indicator lamp
Output
LOCK indicator
lamp
ON
0V
OFF
Battery voltage
45
(P)
Ground
Receiver & sensor
ground
Input
Ignition switch ON
0V
46
(V/W)
Ground
Receiver & sensor
power supply output
Output Ignition switch
OFF
0V
ACC or ON
5.0V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
(+)
(-)
JPMIA0011GB
JPMIA0012GB
JPMIA0013GB
BCM (BODY CONTROL MODULE)
WT-31
< ECU DIAGNOSIS INFORMATION >
C
D
F
G
H
I
J
K
L
M
A
B
WT
N
O
P
47
(G/O)
Ground
Tire pressure receiv-
er signal
Input/
Output
Ignition switch
ON
Standby state
When receiving the signal
from the transmitter
48
(R/G)
Ground
Selector lever trans-
mission range switch
signal
Input
Selector lever
P or N position
12.0V
Except P and N positions
0V
49
(L/O)
Ground
Security indicator sig-
nal
Output Security indicator
ON
0V
Blinking
11.3V
OFF
Battery voltage
50
(LG/
B)
Ground
Combination switch
OUTPUT 5
Input
Combination
switch
(Wiper intermit-
tent dial 4)
All switch OFF
0V
Lighting switch 1ST
10.7V
Lighting switch high-beam
Lighting switch 2ND
Turn signal switch RH
51
(L/W)
Ground
Combination switch
OUTPUT 1
Input
Combination
switch
All switch OFF
(Wiper intermittent dial 4)
0V
Front wiper switch HI
(Wiper intermittent dial 4)
10.7V
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
WT-32
< ECU DIAGNOSIS INFORMATION >
BCM (BODY CONTROL MODULE)
52
(G/B)
Ground
Combination switch
OUTPUT 2
Input
Combination
switch
All switch OFF
(Wiper intermittent dial 4)
0V
Front washer switch ON
(Wiper intermittent dial 4)
10.7V
Any of the conditions below
with all switch OFF
• Wiper intermittent dial 1
• WIper intermittent dial 5
• Wiper intermittent dial 6
53
(LG/
R)
Ground
Combination switch
OUTPUT 3
Input
Combination
switch
(Wiper intermit-
tent dial 4)
All switch OFF
0V
Front wiper switch INT
10.7V
Front wiper switch LO
Lighting switch AUTO
54
(G/Y)
Ground
Combination switch
OUTPUT 4
Input
Combination
switch
(Wiper intermit-
tent dial 4)
All switch OFF
0V
Front fog lamp switch ON
10.7V
Lighting switch 2ND
Lighting switch flash-to-
pass
Turn signal switch LH
57
(W)
Ground
Tire pressure warn-
ing check switch
Input
—
5V
58
(SB)
Ground Front door LH switch
Input
Front door LH
switch
OFF (front door LH
CLOSE)
11.8V
ON (front door LH OPEN)
0V
59
(G/R)
Ground
Rear window defog-
ger relay
Output
Rear window de-
fogger
Active
Battery voltage
Not activated
0V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
(+)
(-)
JPMIA0033GB
JPMIA0034GB
JPMIA0035GB
JPMIA0011GB
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