Subaru 2002 IMPREZA Service Manual page 251

ENGINE CONTROL MODULE (ECM) I/O SIGNAL
ENGINE (DIAGNOSTICS)
' O n-
Termi-
nal
No.
No.
Content nector
Mass air
Signal 684 13
flow sen- Shield 684 8
sor
GND 684 7
Signal (V)
Note
Engine ON (Idling)
Ignition SW
ON
(Engine OFF)
-
- -
0.3 - 4.5
0
0
0 0
-
-
Ignition
control
#I
#2
#3
#4
13-14 Waveform
B136 24
0
B136 23 0 13-14 Waveform
Waveform
6136 22
0
13-14
13-14 Waveform
6136 21 0
EN(D0HC TURBO)-27