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Infiniti G37 Coupe. Manual - part 1394
WCS-48
< ECU DIAGNOSIS >
UNIFIED METER AND A/C AMP.
PHYSICAL VALUES
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
4
(P)
Ground
Stop lamp switch signal
Input
Ignition
switch
OFF
Brake pedal is depressed
12 V
Other than the above
0 V
5
(L)
Ground
Manual mode shift up sig-
nal
Input
Ignition
switch
ON
Selector lever up position
0 V
Other than the above
12 V
6
(O)
Ground
Paddle shifter up signal
Input
Ignition
switch
ON
Paddle shifter up operation
0 V
Other than the above
12 V
7
(GR)
Ground
Communication signal
(AMP.
→
METER)
Output
Ignition
switch
ON
—
8
(L)
Ground
Vehicle speed signal output
(2-pulse)
Output
Ignition
switch
ON
Speedometer operated
[When vehicle speed is ap-
prox. 40 km/h (25 MPH)]
NOTE:
The maximum voltage varies de-
pending on the specification
(destination unit).
9
(SB)
Ground
Seat belt buckle switch sig-
nal (driver side)
Input
Ignition
switch
ON
When seat belt (driver side)
is fastened
12 V
When seat belt (driver side)
is unfastened
0 V
10
(W)
Ground
Manual mode signal
Input
Ignition
switch
ON
Selector lever DS position
0 V
Other than the above
12 V
11
(G)
Ground
Not manual mode signal
Input
Ignition
switch
ON
Selector lever DS position
12 V
Other than the above
0 V
14
(BR)
Ground
Communication signal
(LCD
→
AMP.)
Input
Ignition
switch
ON
—
25
(V)
Ground
Manual mode shift down
signal
Input
Ignition
switch
ON
Selector lever down posi-
tion
0 V
Other than the above
12 V
26
(G)
Ground
Paddle shift down signal
Input
Ignition
switch
ON
Paddle shifter down opera-
tion
0 V
Other than the above
12 V
SKIA3362E
JSNIA0015GB
JSNIA0028GB