Infiniti G37 Coupe. Manual — part 900
DRIVER SEAT CONTROL UNIT
MIR-19
< ECU DIAGNOSIS >
[WITH ADP]
C
D
E
F
G
H
I
J
K
M
A
B
MIR
N
O
P
*1
: A/T model
*2
: M/T model
*3
: The value at the position attained when the battery is connected is regarded as 32768.
TELESCO SW-FR
Telescopic switch
Forward
ON
Other than above
OFF
TELESCO SW-RR
Tilt switch
Backward
ON
Other than above
OFF
FORWARD SW
Seat back
Folded down
ON
Other than above
OFF
WALK-IN SW
Power walk-in switch
Pressed
ON
Other than above
OFF
FWD LIMIT SW
Seat sliding
Front edge
ON
Other than above
OFF
SEAT BELT SW
Seat belt
Fastened
ON
Other than above
OFF
DETENT SW
*1
A/T selector lever
P position
OFF
Other than above
ON
PARK BRAKE SW
*2
Parking brake
Applied
ON
Release
OFF
STARTER SW
Ignition position
Cranking
ON
Other than above
OFF
SLIDE PULSE
Seat sliding
Forward
The numeral value decreases
*3
Backward
The numeral value increases
*3
Other than above
No change to numeral value
*3
RECLN PULSE
Seat reclining
Forward
The numeral value decreases
*3
Backward
The numeral value increases
*3
Other than above
No change to numeral value
*3
LIFT FR PULSE
Seat lifter (front)
Up
The numeral value decreases
*3
Down
The numeral value increases
*3
Other than above
No change to numeral value
*3
LIFT RR PULSE
Seat lifter (rear)
Up
The numeral value decreases
*3
Down
The numeral value increases
*3
Other than above
No change to numeral value
*3
MIR/SEN RH U-D
Door mirror (passenger side)
Change between 3.4 (close to peak)
0.6 (close to valley)
MIR/SEN RH R-L
Door mirror (passenger side)
Change between 3.4 (close to left edge)
0.6 (close to right edge)
MIR/SEN LH U-D
Door mirror (driver side)
Change between 3.4 (close to peak)
0.6 (close to valley)
MIR/SEN LH R–L
Door mirror (driver side)
Change between 0.6 (close to left edge)
3.4 (close to right edge)
TILT SEN
Tilt position
Change between 1.2 (close to top)
3.4 (close to bottom)
TELESCO SEN
Telescopic position
Change between 3.4 (close to top)
0.8 (close to bottom)
Monitor Item
Condition
Value/Status
MIR-20
< ECU DIAGNOSIS >
[WITH ADP]
DRIVER SEAT CONTROL UNIT
TERMINAL LAYOUT
PHYSICAL VALUES
JMJIA0199ZZ
Terminal No.
Wire
color
Description
Condition
Voltage (V)
(Approx)
+
-
Signal name
Input/
Output
1
Ground
L/W
UART communication
(RX)
Input
Ignition switch ON
3
—
R/Y
CAN-H
—
—
—
4
Ground
O/B
Sliding limit switch sig-
nal
Input
Seat sliding
Front
edge
5
Other
than
above
0
5
Ground
L
Seat belt buckle switch
signal (driver side)
Input
Seat belt
Fastened
5
Other
than
above
0
8
*1
Ground
L/Y
Parking brake switch
signal
Input
Parking brake
Applied
0
Release
Battery voltage
9
Ground
W/G
Reclining sensor sig-
nal
Input
Seat reclining
Operate
Stop
0 or 5
10
Ground
P/B
Lifting sensor (rear)
signal
Input
Seat lifting (rear)
Operate
Stop
0 or 5
JMJIA0118ZZ
JMJIA0119ZZ
JMJIA0119ZZ
DRIVER SEAT CONTROL UNIT
MIR-21
< ECU DIAGNOSIS >
[WITH ADP]
C
D
E
F
G
H
I
J
K
M
A
B
MIR
N
O
P
11
Ground
BR
Sliding switch back-
ward signal
Input
Sliding switch
Operate
(back-
ward)
0
Release
Battery voltage
12
Ground
SB
Reclining switch back-
ward signal
Input
Reclining switch
Operate
(back-
ward)
0
Release
Battery voltage
13
Ground
LG/R
Lifting switch (front)
downward signal
Input
Lifting switch
(front)
Operate
(down-
ward)
0
Release
Battery voltage
14
Ground
GB
Lifting switch (rear)
downward signal
Input
Lifting switch (rear)
Operate
(down-
ward)
0
Release
Battery voltage
16
Ground
O
Sensor power supply
Output
—
5
17
Ground
Y/R
UART communication
(TX)
Output
Ignition switch ON
19
—
V
CAN-L
—
—
—
21
*2
Ground
L/Y
Detention switch
switch
Input
A/T selector lever
P position
0
Except P
position
24
Ground
R
Sliding sensor signal
Input
Seat sliding
Operate
Stop
0 or 5
25
Ground
Y/B
Lifting sensor (front)
signal
Input
Seat lifting (front)
Operate
Stop
0 or 5
Terminal No.
Wire
color
Description
Condition
Voltage (V)
(Approx)
+
-
Signal name
Input/
Output
JMJIA0121ZZ
JMJIA0120ZZ
JMJIA0119ZZ
JMJIA0119ZZ
MIR-22
< ECU DIAGNOSIS >
[WITH ADP]
DRIVER SEAT CONTROL UNIT
26
Ground
Y
Sliding switch forward
signal
Input
Sliding switch
Operate
(forward)
0
Release
Battery voltage
27
Ground
R/G
Reclining switch for-
ward signal
Input
Reclining switch
Operate
(forward)
0
Release
Battery voltage
28
Ground
W/B
Lifting switch (front)
upward signal
Input
Seat lifting switch
(front)
Operate
(upward)
0
Release
Battery voltage
29
Ground
P/L
Lifting switch (rear) up-
ward signal
Input
Seat lifting switch
(rear)
Operate
(upward)
0
Release
Battery voltage
30
Ground
P
Power walk-in switch
signal
Input
Power walk-in
switch
Pressed
0
Other
than
above
12
31
Ground
GR
Sensor ground
—
—
0
32
Ground
B/W
Ground (signal)
—
—
0
33
Ground
R
Power source (C/B)
Input
—
Battery voltage
35
Ground
W/R
Sliding motor forward
output
Output
Seat sliding
Operate
(forward)
Battery voltage
Release
0
36
Ground
G/Y
Reclining motor for-
ward output signal
Output
Seat reclining
Operate
(forward)
Battery voltage
Release
0
37
Ground
G/W
Lifting motor (front)
downward output
Output
Seat lifting (front)
Operate
(down-
ward)
Battery voltage
Stop
0
38
Ground
L/Y
Lifting motor (rear) up-
ward output
Output
Seat lifting (rear)
Operate
(upward)
Battery voltage
Stop
0
39
Ground
R/B
Lifting motor (rear)
downward output
Output
Seat lifting (rear)
Operate
(down-
ward)
Battery voltage
Stop
0
40
Ground
R/W
Power source (Fuse)
Input
—
Battery voltage
41
Ground
Y/G
Forward switch signal
Input
Seat back
Folded
down
0
Other
than
above
5
42
Ground
W
Sliding motor back-
ward output
Output
Seat sliding
Operate
(back-
ward)
Battery voltage
Stop
0
Terminal No.
Wire
color
Description
Condition
Voltage (V)
(Approx)
+
-
Signal name
Input/
Output
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