EN(H4DOTC)(diag)-19
Engine Control Module (ECM) I/O Signal
ENGINE (DIAGNOSTICS)
Electronic
throttle control
Main
B134
18
0.64 — 0.72
Fully opened: 3.96
0.64 — 0.72
(After engine is
warmed up.)
Fully closed: 0.6
Fully opened: 3.96
Sub
B134
28
1.51 — 1.58
Fully opened: 4.17
1.51 — 1.58
(After engine is
warmed up.)
Fully closed: 1.48
Fully opened: 4.17
Power supply
B134
19
5
5
—
Ground
(sensor)
B134
29
0
0
—
Electronic throttle control motor
(+)
B137
5
Duty waveform
Duty waveform
Drive frequency:
500 Hz
Electronic throttle control motor
(–)
B137
4
Duty waveform
Duty waveform
Drive frequency:
500 Hz
Electronic throttle control motor
power supply
B136
1
10 — 13
12 — 14
—
Electronic throttle control motor
relay
B136
21
ON: 0
OFF: 10 — 13
ON: 0
OFF: 12 — 14
When ignition switch
is turned to ON: ON
Intake oil flow
control solenoid
valve (LH)
Signal (+)
B137
15
ON: 10 — 13
OFF: 0
ON: 12 — 14
OFF: 0
—
Signal (–)
B137
14
0
0
—
Intake oil flow
control solenoid
valve (RH)
Signal (+)
B137
17
ON: 10 — 13
OFF: 0
ON: 12 — 14
OFF: 0
—
Signal (–)
B137
16
0
0
—
Accelerator pedal
position sensor
Main sensor
signal
B135
23
Fully closed: 1
Fully opened: 3.3
Fully closed: 1
Fully opened: 3.3
—
Main power
supply
B135
21
5
5
—
Ground
(main sensor)
B135
29
0
0
—
Shield
B136
6
0
0
—
Sub sensor
signal
B135
31
Fully closed: 1
Fully opened: 3.3
Fully closed: 1
Fully opened: 3.3
—
Sub power
supply
B135
22
5
5
—
Ground
(sub sensor)
B135
30
0
0
—
Starter relay
B136
20
ON: 0
OFF: 10 — 13
ON: 0
OFF: 12 — 14
ON: cranking
A/C middle pressure switch
B136
33
ON: 0
OFF: 10 — 13
ON: 0
OFF: 12 — 14
—
Clutch switch
B136
25
When clutch pedal is
depressed: 0
When clutch pedal is
released: 10 — 13
When clutch pedal is
depressed: 0
When clutch pedal is
released: 12 — 14
—
Brake switch 1
B135
20
When brake pedal is
depressed: 0
When brake pedal is
released: 10 — 13
When brake pedal is
depressed: 0
When brake pedal is
released: 12 — 14
—
Brake switch 2
B135
28
When brake pedal is
depressed: 10 — 13
When brake pedal is
released: 0
When brake pedal is
depressed: 12 — 14
When brake pedal is
released: 0
—
Contents
Connector
No.
Terminal
No.
Signal (V)
Note
Ignition SW ON
(engine OFF)
Engine ON
(idling)
Summary of Contents for 2009 IMPREZA
Page 18: ...PC 4 Precaution PRECAUTION...
Page 21: ...NT 4 Note NOTE Lift Rigid rack A Attachment NT 00241 A A Attachment NT 00242 A...
Page 23: ...NT 6 Note NOTE A Front B Rear 1 Front crossmember 2 Rear differential 1 2 A B NT 00210...
Page 66: ...PI 22 Pre delivery Inspection PRE DELIVERY INSPECTION...
Page 112: ...PM 48 A C Filter PERIODIC MAINTENANCE SERVICES...
Page 219: ...IN H4SO 10 Resonator Chamber INTAKE INDUCTION...
Page 324: ...ME H4SO 106 Engine Noise MECHANICAL...
Page 388: ...SP H4SO 6 Accelerator Pedal SPEED CONTROL SYSTEMS...
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Page 418: ...SC H4SO 24 Battery STARTING CHARGING SYSTEMS...
Page 725: ...EN H4SO diag 308 General Diagnostic Table ENGINE DIAGNOSTICS...
Page 926: ...GD H4SO 202 Diagnostic Trouble Code DTC Detecting Criteria GENERAL DESCRIPTION...
Page 1181: ...EX H4DOTC 16 Muffler EXHAUST...
Page 1212: ...CO H4DOTC 32 Engine Cooling System Trouble in General COOLING...
Page 1221: ...IG H4DOTC 8 Ignition Coil IGNITION...
Page 1818: ...GD H4DOTC 230 Diagnostic Trouble Code DTC Detecting Criteria GENERAL DESCRIPTION...
Page 2154: ...5MT 82 General Diagnostic Table MANUAL TRANSMISSION AND DIFFERENTIAL...
Page 2227: ...RS 20 General Diagnostic Table REAR SUSPENSION...
Page 2364: ...DS 36 General Diagnostic Table DRIVE SHAFT SYSTEM...
Page 2615: ...BR 48 General Diagnostic Table BRAKE...
Page 2624: ...PB 10 General Diagnostic Table PARKING BRAKE...
Page 2681: ...PS 58 General Diagnostic Table POWER ASSISTED SYSTEM POWER STEERING...
Page 2730: ...AC 50 General Diagnostic Table HVAC SYSTEM HEATER VENTILATOR AND A C...
Page 2961: ...SB 22 Rear Seat Belt SEAT BELT SYSTEM...
Page 3035: ...COM 6 Horn Switch COMMUNICATION SYSTEM...
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Page 3167: ...SR 10 Sunshade SUNROOF T TOP CONVERTIBLE TOP SUNROOF...
Page 3240: ...EI 74 Ornament EXTERIOR INTERIOR TRIM...
Page 3286: ...CC 12 Neutral Position Switch CRUISE CONTROL SYSTEM...
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Page 3421: ...LAN diag 88 General Diagnostic Table LAN SYSTEM DIAGNOSTICS...
Page 3486: ...WI 67 Remote Engine Start System WIRING SYSTEM...