Nissan Titan. Instruction — part 494
RF-20
< ECU DIAGNOSIS INFORMATION >
BCM (BODY CONTROL MODULE)
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
1
BR/W Key ring output
Output
OFF
ON (driver door open)
0V
OFF (driver door closed)
Battery voltage
2
SB
Combination switch in-
put 5
Input
ON
Lighting, turn, wiper OFF
Wiper dial position 4
3
G/Y
Combination switch in-
put 4
Input
ON
Lighting, turn, wiper OFF
Wiper dial position 4
4
Y
Combination switch in-
put 3
Input
ON
Lighting, turn, wiper OFF
Wiper dial position 4
5
G/B
Combination switch in-
put 2
Input
ON
Lighting, turn, wiper OFF
Wiper dial position 4
6
V
Combination switch in-
put 1
9
R/G
Brake switch
Input
ON
Brake pedal depressed
Battery voltage
Brake pedal released
0V
11
O
Ignition switch (ACC or
ON)
Input
ACC or
ON
Ignition switch ACC or ON
Battery voltage
12
R/L
Front door switch RH
(All)
Input
OFF
ON (open)
0V
Rear door switch lower
RH (King Cab)
Rear door switch up-
per RH (King Cab)
OFF (closed)
Battery voltage
13
GR
Rear door switch RH
(Crew Cab)
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
15
L/W
Tire pressure warning
check connector
Input
OFF
—
5V
16
SB
MR output
Output
—
—
—
18
P
Remote keyless entry
receiver and optical
sensor (ground)
Output
OFF
—
0V
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
BCM (BODY CONTROL MODULE)
RF-21
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
J
L
M
A
B
RF
N
O
P
19
V/W
Remote keyless entry
receiver (power sup-
ply)
Output
OFF
Ignition switch OFF
20
G/W
Remote keyless entry
receiver (signal)
Input
OFF
Stand-by (keyfob buttons re-
leased)
When remote keyless entry re-
ceiver receives signal from
keyfob (keyfob buttons
pressed)
21
G
NATS antenna amp.
Input
OFF
→
ON
Ignition switch (OFF
→ ON)
Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then
return to battery voltage.
22
G
BUS
—
—
Ignition switch ON or power
window timer operates
23
G/O
Security indicator lamp
Output
OFF
Goes OFF
→ illuminates (Ev-
ery 2.4 seconds)
Battery voltage
→ 0V
25
BR
NATS antenna amp.
Input
OFF
→
ON
Ignition switch (OFF
→ ON)
Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then
return to battery voltage.
27
W/R
Compressor ON signal
Input
ON
A/C switch OFF
5V
A/C switch ON
0V
28
L/R
Front blower monitor
Input
ON
Front blower motor OFF
Battery voltage
Front blower motor ON
0V
29
W/B
Hazard switch
Input
OFF
ON
0V
OFF
5V
31
P/L
Cargo lamp switch
Input
OFF
Cargo lamp switch ON
0
Cargo lamp switch OFF
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
LIIA1893E
LIIA1894E
LIIA1895E
PIIA2344E
RF-22
< ECU DIAGNOSIS INFORMATION >
BCM (BODY CONTROL MODULE)
32
R/G
Combination switch
output 5
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
33
R/Y
Combination switch
output 4
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
34
L
Combination switch
output 3
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
35
O/B
Combination switch
output 2
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
36
R/W
Combination switch
output 1
37
B/R
Key switch and key
lock solenoid
Input
OFF
Key inserted
Battery voltage
Key removed
0V
38
W/L
Ignition switch (ON)
Input
ON
—
Battery voltage
39
L
CAN-H
—
—
—
—
40
P
CAN-L
—
—
—
—
41
Y/B
Rear defogger switch
Input
ON
Rear defogger switch ON
0V
Rear defogger switch OFF
5V
47
SB
Front door switch LH
(All)
Input
OFF
ON (open)
0V
Rear door switch lower
LH (King Cab)
Rear door switch up-
per LH (King Cab)
OFF (closed)
Battery voltage
48
R/Y
Rear door switch LH
(Crew Cab)
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
50
R/Y
Cargo bed lamp con-
trol
Output
OFF
Cargo lamp switch (ON)
0V
Cargo lamp switch (OFF)
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
BCM (BODY CONTROL MODULE)
RF-23
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
J
L
M
A
B
RF
N
O
P
51
Y/B
Trailer turn signal
(right)
Output
ON
Turn right ON
52
G/B
Trailer turn signal (left)
Output
ON
Turn left ON
56
R/G
Battery saver output
Output
OFF
15 minutes after ignition switch
is turned OFF
0V
ON
—
Battery voltage
57
Y/R
Battery power supply
Input
OFF
—
Battery voltage
58
W/R
Optical sensor
Input
ON
When optical sensor is illumi-
nated
3.1V or more
When optical sensor is not illu-
minated
0.6V or less
59
G
Front door lock as-
sembly LH actuator
(unlock)
Output
OFF
OFF (neutral)
0V
ON (unlock)
Battery voltage
60
G/B
Turn signal (left)
Output
ON
Turn left ON
61
G/Y
Turn signal (right)
Output
ON
Turn right ON
62
R/W
Step lamp LH and RH
Output
OFF
ON (any door open)
0V
OFF (all doors closed)
Battery voltage
63
L
Interior room/map
lamp
Output
OFF
Any door
switch
ON (open)
0V
OFF (closed)
Battery voltage
65
V
All door lock actuators
(lock)
Output
OFF
OFF (neutral)
0V
ON (lock)
Battery voltage
66
G/Y
Front door lock actua-
tor RH and rear door
lock actuators LH/RH
(unlock)
Output
OFF
OFF (neutral)
0V
ON (unlock)
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
SKIA3009J
SKIA3009J
SKIA3009J
SKIA3009J
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