Honda Civic Service Manual page 910

PGM Terminal Voltage/Measuring Conditions ('99 - 00 Modelsl
A/T Control System
The PCM terminal voltage and measuring conditions are shown for the connector terminals that are related to the A/T con-
trol system. The other PCM terminal voltage and measuring conditions are described in section 11.
PICM Connoctor Terminrl Location3
Terminal Number Signal Descriplion
Measuring Condhions/Torminal Voltage
A7 ATP D A,/T gear position switch
E position input
I n E p o s i t i o n : O V
In other than E] position: Approx. 1O V
A9 ATP NP
A/T gear position switch
@ and S positions input
In E and El positions: 0 V
In other than E] and E position: Approx. 1O V
A 1 0
Timing and adjustment service
check signal
With ignition switch ON {ll} and service check
connector oDen: 5 V
With ignition switch ON (ll) and service check
connector connected with soecialtool:0 v
ATP L
A,/T gear position switch
I
position input
In E position; OV
In other than E position: Approx. 10 V
STOP SW
Brake switch signal output Brake pedal depressed: Battery voltage
Brake pedal released: 0 V
PCM CONNECTOR B I25P}
Terminal Number
Signal
Description
Moasuring Condhions/Terminal Vohage
B 1 I G P l
Power supply circuit from main
relay
With ignition switch ON (lll: Battery voltage
With ignition switch OFF: 0 V
8 2 P G 1 Ground
B8
HLC LSM PH-PL control linear solenoid
power supply neqative electrode
B9 IGP2 Power supply circuit from main
relay
With ignition switch ON (lll: Battery voltage
With ignition switch OFF:0 V
8 1 0
PG2 Ground
817 HLC LSP PH-PL control linear solenoid
power supplypositive electrode
With ignition switch ON {ll): Pulsing signal
8 1 8 SC LSM
Start clutch control linear
solenoid power supply negative
electrode
s20
L G I
Ground
821
VBU
Back-up power supply
Always battery voltage
B22
Ground
825 SC LSP Stan clutch control linear
solenoid power supply positive
electrode
With ignition switch ON (ll): Pulsing signal
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