Honda Accord 2008 Manual page 345

07/11/02 09:00:40 61TA0000_110_0026
Fuel and Emissions Systems
System Description (cont'd)
ECM/PCM Inputs and Outputs at Connector A ( ) (49P)
＊１１
NOTE: Standard battery voltage is about 12 V.
Terminal
number
25
26
27
1
28
29
30
32
34
35
36
1: A/T
11-26
Wire color Terminal name
BRN VCC5 (SENSOR VOLTAGE)
RED VCC4 (SENSOR VOLTAGE)
LT GRN FTP (FUEL TANK
PRESSURE (FTP) SENSOR)
PNK SLS (SHIFT LOCK
SOLENOID)
BLU NEP (ENGINE SPEED
SIGNAL)
BLU VSSOUT (VEHICLE SPEED
SIGNAL OUTPUT)
ORN SCS (SERVICE CHECK
SIGNAL)
YEL/RED ECT2 (ENGINE COOLANT
TEMPERATURE (ECT)
SENSOR 2)
GRN SG5 (SENSOR GROUND)
BLU SG4 (SENSOR GROUND)
□
Terminal side of female terminals
Description
Provides sensor reference With ignition switch ON (II): about 5.0 V
voltage
Provides sensor reference With ignition switch ON (II): about 5.0 V
voltage
Detects FTP sensor signal With ignition switch ON (II) and fuel fill cap
removed: about 2.5 V
Drives shift lock solenoid With ignition switch ON (II), in P, brake pedal
pressed, and accelerator released: about 0 V
Outputs engine speed With engine running: pulses
signal
Sends vehicle speed signal Depending on vehicle speed: pulses
Detects service check signal With service check signal shorted using the HDS:
about 0 V
With service check signal opened: about 5.0 V
Detects ECT sensor 2 signal With ignition switch ON (II): about 0.1 4.8 V
(depending on engine coolant temperature)
Sensor ground Less than 0.5 V at all times
Sensor ground Less than 0.5 V at all times
Signal
−