Honda ACCORD HYBRID 2005 Service Manual page 268

Fuel and Emissions Systems
S y s t e m D e s c r i p t i o n ( c o n t ' d )
PCM Inputs and Outputs at Connector B (24P)
1
CKPB
2
PCS
3
I M T -
4
IMT +
5
EGR
6
KS
7
VLBL
B1
8
CMP
9
S H 0 2 S
B1
10
NM
11
I M T M
12
VSB1
13
VCENT
B1
14
IPB1
15
VLBL
B2
/
17
CKPA
18
S H 0 2 S
B2
19
NC
2 0
VSB2
21
VCENT
B2
22
IPB2
23
ATPN
24
ECT2
W i r e side of f e m a l e t e r m i n a l s
NOTE: Standard battery voltage is 12 V.
Terminal
number
Wire color
Terminal name Description Signal
1 BLU/RED CKPB (CRANKSHAFT
POSITION (CKP) SENSOR
B)
Drives CKP sensor B signal With engine running: pulses
2 RED/YEL PCS (EVAPORATIVE
EMISSION (EVAP)
CANISTER PURGE VALVE)
Drives EVAP canister purge
valve
With engine running, engine coolant below 140 °F
(60 °C): battery voltage
With engine running, engine coolant above 140 °F
(60 °C): duty controlled
3
WHT/RED I M T - (INTAKE MANIFOLD
TUNING (IMT) ACTUATOR
- S I D E )
Ground for IMT actuator With ignition switch ON (II): battery voltage
4 WHT/BLU I M T + (INTAKE MANIFOLD
TUNING (IMT) ACTUATOR
+SIDE)
Drives IMT actuator
With ignition switch ON (II): battery voltage
5 BLU/RED EGR (EXHAUST GAS
RECIRCULATION (EGR)
VALVE)
Drives EGR valve With EGR operating: duty controlled
With EGR not operating: about 0 V
6 RED/BLU KS (KNOCK SENSOR) Detects knock sensor signal With engine knocking: pulses
7 WHT VLBLB1 (LABEL RESISTER
BANK 1)
Detects rear A/F sensor
(Bank 1, sensor 1) LABEL
signal
With engine running: 0.4—4.6 V
8 YEL CMP (CAMSHAFT
POSITION (CMP) SENSOR)
Detects CMP sensor signal With engine running: pulses
9 GRN SH02SB1 (SECONDARY
HEATED OXYGEN SENSOR
(SECONDARY H02S)
BANK 1, SENSOR 2)
Detects rear secondary
H02S (Bank 1, sensor 2)
signal
With throttle fully opened from idle with fully
warmed up engine: above 0.6 V
With throttle guickly closed: below 0.4 V
10 RED NM (INPUT SHAFT
(MAINSHAFT) SPEED
SENSOR)
Detects input shaft
(mainshaft) speed sensor
signal
With ignition switch ON (II): 0 V or about 5 V
With engine at idling in neutral position: about
2.5 V
11 WHT/BLK IMTM (INTAKE MANIFOLD
TUNING (IMT) ACTUATOR
MONITOR)
Detects IMT actuator
position
With engine running: about 5 V
With engine speed above 3,800 rpm: about 0 V
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