Subaru IMPREZA GD 2007 Series Manual page 126

asieps_tobira_IM_US.book 17 ページ ２０１２年１月１７日 火曜日 午後３時４８分
5. Engine Control Module (ECM) I/O Signal
A: ELECTRICAL SPECIFICATION
TO A: B134
7 6 5 4 3 2 1
17 16 15 14 13 12 11 10 9 8
27 26 25 24 23 22 21 20 19 18
34 33 32 31 30 29 28
Description
Signal (+)
Crankshaft
position sen- Signal (–)
sor
Shield
Signal
Rear oxy-
Shield
gen sensor
GND (sensor)
Front oxygen Signal 1
(A/F) sensor
Signal 2
heater
Rear oxygen sensor heater
signal
Engine cool- Signal
ant tempera-
GND (sensor)
ture sensor
Vehicle speed signal
Signal
Air flow sen-
Shield
sor
GND
Intake air temperature sen-
sor signal
Signal (+)
Camshaft
position sen- Signal (–)
sor
Shield
Starter switch
A/C switch
Ignition switch
Engine Control Module (ECM) I/O Signal
B135
TO B:
7 6 5 4 3 2 1
19 18 17 16 15 14 13 12 11 10 9 8
27 26 25 24 23 22 21 20
35 34 33 32 31 30 29 28
Connector Terminal
Ignition SW ON
No. No.
(engine OFF)
B134 13
B134 14
B134 24
B135 4
B135 1
B134 29
B136 3 10 — 13
B136 2 10 — 13
B136 4 10 — 13
B134 34 1.0 — 1.4
B134 29
B136 12 0 or 5
B135 26
B135 35
B135 34
B135 18 0.3 — 4.6
B134 12
B134 22
B134 24
B136 32
ON: 10 — 13
B136 23
OFF: 0
B135 27 10 — 13
EN(H4SO)(diag)-17
B136
TO C:
6 5 4 3 2 1
16 15 14 13 12 11 10 9 8 7
27 26 25 24 23 22 21 20 19 18 17
35 34 33 32 31 30 29 28
Signal (V)
Engine ON (idling)
0 –7 — +7
0 0
0 0
0 0 — 0.9
0 0
0 0
1 — 14
1 — 14
1 — 14
1.0 — 1.4
0 0
0 or 5
— 0.3 — 4.5
0 0
0 0
0.3 — 4.6
0 –7 — +7
0 0
0 0
0 0
ON: 12 — 14
OFF: 0
12 — 14
ENGINE (DIAGNOSTICS)
B137
TO D:
7 6 5 4 3 2 1
17 16 15 14 13 12 11 10 9 8
25 24 23 22 21 20 19 18
31 30 29 28 27 26
EN-05288
Note
Sensor output waveform
—
—
—
—
—
Waveform
Waveform
Waveform
After engine is warmed-up.
After engine is warmed-up.
"5" and "0" are repeatedly
displayed when vehicle is
driven.
—
—
—
—
Sensor output waveform
—
—
Cranking: 8 — 14
—
—