Subaru Forester 2004 Service Manual page 21

ENGINE (DIAGNOSTIC)
DESCRIPTION
Electronic throttle con-
trol motor (+)
Electronic throttle con-
trol motor (−)
Electronic throttle con-
trol motor power supply
Electronic throttle con-
trol motor relay
Oil flow
Signal (+)
control
solenoid
Signal (−)
(LH)
Oil flow
Signal (+)
control
solenoid
Signal (−)
(RH)
Main
Power
Accelera-
supply
tor Pedal
Position
GND
Sensor
(sensor)
Sub
Main light
Clutch switch
SET/COAST switch
Brake switch 1
Brake switch 2
RESUME/ACCEL
switch
Main switch
Signal (+)
CAN Com-
munication
Signal (−)
Engine Control Module (ECM) I/O Signal
Connector No. Terminal No.
B137 5
B137 4
B137 6
B135 35
B134 19
B134 29
B134 18
B134 28
B136 17
B136 15
B136 34
B136 28
B134 15
B134 1
B136 11
B136 9
B136 8
B136 10
B136 7
B137 18
B137 26
EN(H4DOTC 2.5)-20
Signal (V)
Ignition SW ON Engine ON
(engine OFF) (Idling)
Duty waveform Duty waveform
Duty waveform Duty waveform
10 — 13 13 — 14
ON: 0 ON: 0
OFF: 10 — 13 OFF: 13 — 14
ON: 10 — 13 ON: 13 — 14
OFF: 0 OFF: 0
0 0
ON: 10 — 13 ON: 13 — 14
OFF: 0 OFF: 0
0 0
Fully closed: 1 Fully closed: 1
Fully opens: 3.5 Fully opens: 3.5
5 5
0 0
Fully closed: 1 Fully closed: 1
Fully opens: 3.5 Fully opens: 3.5
ON: 0 ON: 0
OFF: 10 — 13 OFF: 13 — 14
When clutch When clutch
pedal is pedal is
depressed: 0 depressed: 0
When clutch When clutch
pedal is pedal is
released: 10 — released: 13 —
13 14
ON: 10 — 13 ON: 13 — 14
OFF: 0 OFF: 0
When brake When brake
pedal is pedal is
depressed: 0 depressed: 0
When brake When brake
pedal is pedal is
released: 10 — released: 13 —
13 14
When brake When brake
pedal is pedal is
depressed: 10 depressed: 13
— 13 — 14
When brake When brake
pedal is pedal is
released: 0 released: 0
ON: 10 — 13 ON: 13 — 14
OFF: 0 OFF: 0
ON: 10 — 13 ON: 13 — 14
OFF: 0 OFF: 0
Pulse signal
Pulse signal
NOTE
Drive frequency: 500 Hz
Drive frequency: 500 Hz
—
When ignition switch is turned to
ON: ON
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