Subaru IMPREZA GD 2007 Series Manual page 3699

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CRUISE CONTROL SYSTEM (DIAGNOSTICS)
Contents
Clutch switch
Cruise set indicator light
Cruise indicator light
VB (CONTROL 1)
Main power
supply
VB (CONTROL 2)
Vehicle speed signal
SET/COAST switch
RES/ACC switch
Brake switch 1
(Brake switch)
Brake switch 2
(Stop light switch)
Cruise control main switch
GND (CONTROL 1)
Ground
GND (CONTROL 2)
Ignition switch
Neutral position switch
(MT model)
Neutral signal (AT model)
B: WIRING DIAGRAM
<Ref. to WI-103, WIRING DIAGRAM, Cruise Con-
trol System.>
Engine Control Module (ECM) I/O Signal
Terminal
No.
• Battery voltage is detected when the clutch pedal is released.
C25
• "0 V" is present when brake pedal is depressed.
(While driving at 40 km/h (25 MPH) or more with the main switch pressed.)
B3 • Battery voltage is detected when the set switch is turned to OFF.
• "0 V" is detected when the set switch is turned to ON.
• Battery voltage is detected when the main switch is turned OFF.
B6
• "0 V" is detected when the main switch is turned ON.
A7
Battery voltage is detected.
B2
Non-turbo
Lift up the vehicle until all four wheels are raised off ground, and then rotate any
model: C12
wheel manually. Approx. "5 V" and "0 V" pulse signals are alternately input to
Turbo
ECM.
model: C13
• Battery voltage is detected when cruise control command switch is turned to
SET/COAST position.
B24
• Battery voltage is detected when cruise control command switch is turned to
the CANCEL position.
• Battery voltage is detected when cruise control command switch is turned to
the RES/ACC position.
B13
• Battery voltage is detected when cruise control command switch is turned to
the CANCEL position.
• Battery voltage is detected when the brake pedal is released.
B20
• "0 V" is detected when the brake pedal is depressed.
• Battery voltage is detected when the brake pedal is depressed.
B28
• "0 V" is detected when the brake pedal is released.
• Battery voltage is detected when the cruise control main switch is turned ON.
B12
• "0 V" is detected when the cruise control main switch is turned to OFF.
C6
Non-turbo
model: B27 • Battery voltage is detected when the ignition switch is turned ON.
Turbo • "0 V" is detected when the ignition switch is turned OFF.
model: B19
• Battery voltage is present when the shift lever is set in any position other than
C31 neutral.
• "0 V" is detected when the shift lever is in neutral position.
• Battery voltage is present when the shift lever is set in any position other than
C31 "P" or "N".
• "0 V" is detected when the shift lever is in "P" or "N" position.
CC(ETC)(diag)-8
Measurement condition and I/O signal
(Idling with ignition ON: Except cruise set light)
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