Subaru 2009 IMPREZA Service Manual page 3345

LAN SYSTEM (DIAGNOSTICS)
Description
Dimmer switch, Hi beam
Dimmer switch, passing
Front fog light switch
TPMS answer-back request
input
MT reverse switch
Parking brake switch
Bright switch
Illumination (Vi1)
Illumination (Vi2)
Illumination (Vi3)
Fuel level sensor
Wiper deicer & rear defogger
switch
Seat belt switch (driver's seat)
Seat belt switch
(passenger's seat)
Impact sensor
Key lock solenoid output
Shift lock solenoid output
Rear wiper output ON
Rear wiper output RTN
Control Module I/O Signal
Terminal No. Standard value
B12
chassis 8 V or more
ground
B22
chassis 8 V or more
ground
B24
chassis 8 V or more
ground
B13
chassis 8 V or more
ground
B18
chassis 8 V or more
ground
C15
chassis 8 V or more
ground
A14
chassis 8 V or more
ground
A12
chassis
ground
A3
chassis 0.5 V — 4.5 V
ground
A26
chassis Less than 1.5 V
ground
C7
chassis Approx. 2 —96
ground
A16
chassis 8 V or more
ground
C16
chassis Less than 1.5 V
ground
C26
chassis Less than 1.5 V
ground
B8
chassis Less than 1.5 V
ground
D11
chassis Less than 1.5 V
ground
D12
chassis Less than 1.5 V
ground
D9
chassis Less than 1.5 V
ground
D8
chassis Less than 1.5 V
ground
LAN(diag)-12
less than 1.5 V
less than 1.5 V
less than 1.5 V
less than 1.5 V
less than 1.5 V
less than 1.5 V
less than 1.5 V
Approx. 5 V
less than 1.5 V
8 V or more
8 V or more
8 V or more
6 V or more
10 V or more
10 V or more
10 V or more
Measuring conditions
Switch OFF ON
Switch OFF ON
Switch OFF ON
When TPMS transmitter registration
answer-back is output
Other than reverse reverse
With parking brake not operated
operated
Switch OFF ON
While clearance light illuminates
While clearance light illuminates
Always
Ignition ON
Switch OFF ON
With seat belt unbuckled
With seat belt unbuckled
When impact is applied
While key is inserted in other than P
range
When vehicle stopped, IGN ON, other
than P range, brake pedal depressed
When rear wiper operates
When rear wiper reversed
buckled
buckled