Subaru 2009 IMPREZA, Service Manual

Page: 1241 / 3619

EN(H4DOTC)(diag)-20
Engine Control Module (ECM) I/O Signal
ENGINE (DIAGNOSTICS)
Cruise control command switch B135 24
When operating
nothing: 3.5 — 4.5
When operating
RES/ACC: 2.5 — 3.5
When operating SET/
COAST: 0.5 — 1.5
When operating
CANCEL: 0 — 0.5
When operating
nothing: 3.5 — 4.5
When operating
RES/ACC: 2.5 — 3.5
When operating SET/
COAST: 0.5 — 1.5
When operating
CANCEL: 0 — 0.5
—
Cruise control main switch B135 12
ON: 0
OFF: 5
ON: 0
OFF: 5
—
Fuel tank pressure sensor B135 32 2.3 — 2.7 2.3 — 2.7 —
Pressure control solenoid valve B136 28
ON: 1 or less
OFF: 10 — 13
ON: 1 or less
OFF: 12 — 14
—
Drain valve B136 17
ON: 1 or less
OFF: 10 — 13
ON: 1 or less
OFF: 12 — 14
—
Fuel temperature sensor B135 17 2.5 — 3.8 2.5 — 3.8
Ambient temperature:
25°C (77°F)
Immobilizer
Signal 1 B136 26 — — —
Signal 2 B136 34 — — —
CAN communication (+) B136 27 — — —
CAN communication (–) B136 35 — — —
AT/MT identification B136 15 0 0 —
Blow-by leak diagnosis B134 30 0 0
At the time of open
circuit (fault): 5
Tumble generator valve position
sensor signal (RH)
B134 26
Fully closed:
0.4 — 1.2
Fully opened:
2.8 — 4.6
Fully closed:
0.4 — 1.2
Fully opened:
2.8 — 4.6
—
Tumble generator valve position
sensor signal (LH)
B134 16
Fully closed:
0.4 — 1.2
Fully opened:
2.8 — 4.6
Fully closed:
0.4 — 1.2
Fully opened:
2.8 — 4.6
—
Tumble generator valve RH (closed) B137 23 0 or 10 — 13 0 or 12 — 14 —
Tumble generator valve LH (closed) B137 13 0 or 10 — 13 0 or 12 — 14 —
Tumble generator valve (RH open) B137 22 0 or 10 — 13 0 or 12 — 14 —
Tumble generator valve (LH open) B137 12 0 or 10 — 13 0 or 12 — 14 —
Secondary air
pipe pressure
sensor
Signal B134 27 2.2 — 2.8 2.2 — 2.8
When secondary air
is inducted: 3.2 — 4.9
Power supply B134 19 5.12 5.12 —
Ground
(sensor)
B134 29 0 0 —
Secondary air combination valve
relay 1
B135 15
ON: 0
OFF: 10 — 13
ON: 0
OFF: 12 — 14
—
Secondary air combination valve
relay 2
B135 14
ON: 0
OFF: 10 — 13
ON: 0
OFF: 12 — 14
—
Secondary air pump relay B136 8
ON: 0
OFF: 10 — 13
ON: 0
OFF: 12 — 14
—
Self-shutoff control B136 23 10 — 13 12 — 14 —
Ground (ignition system)
B137 26 0 0 —
B137 6 0 0 —
Ground (engine 1) B134 5 0 0 —
Ground (engine 2) B137 7 0 0 —
Contents
Connector
No.
Terminal
No.
Signal (V)
Note
Ignition SW ON
(engine OFF)
Engine ON
(idling)