Honda 2004 Odyssey Service Manual page 332

PCM Inputs and Outputs at Connector A (32P) '99-00 Models
NOTE: Standard battery voltage is 12 V.
Terminal Wire color
number
18 GRN/ORN MIL (MALFUNCTION
INDICATOR LAMP)
19 BLU NEP (ENGINE SPEED
PULSE)
20 BLU/RED FANC (RADIATOR FAN
CONTROL)
21 GRY K-LINE
23 WHT/RED SHO2S (SECONDARY
HEATED OXYGEN
SENSOR, SENSOR 2)
24 BLU/ORN STSW (STARTER
SWITCH SIGNAL)
25 RED IMOCD (IMMOBILIZER
CODE)
26 GRN PSPSW (P/S
PRESSURE SWITCH
SIGNAL)
27 BLU/RED ACS (A/C SWITCH
SIGNAL)
28 WHT/RED ILU (INTERLOCK
CONTROL UNIT)
29 LT GRN FTP (FUEL TANK
PRESSURE SENSOR)
30 GRN/RED ELD (ELD)
31 RED/BLK TPSOUT (THROTTLE
POSITION SENSOR
OUTPUT SIGNAL)
32 WHT/BLK BKSW (BRAKE
SWITCH)
: With ABS/TCS
Wire side of female terminals
Terminal name Description
Drives MIL
Outputs engine speed
pulse
Drive radiator fan relay
Sends and receives scan
tool signal
Detects secondary HO2S
(sensor 2) signal
Detects starter switch
signal
Detects immobilizer
signal
Detects PSP switch signal
Detects A/C switch signal
Drives interlock control
unit
Detects FTP sensor signal
Detects ELD signal
Sends TP sensor signal
Detects brake switch
signal
Signal
With MIL ON: 0 V
With MIL OFF: battery voltage
With engine running: pulses
With radiator fan running: 0 V
With radiator fan stopped: battery voltage
With ignition switch ON (II): pulses
With throttle fully opened from idle and fully warmed up
engine: above 0.6 V
With throttle quickly closed: below 0.4 V
With starter switch START (III): battery voltage
With starter switch OFF: 0 V
At idle with steering wheel in straight ahead position: 0 V
At idle with steering wheel at full lock: battery voltage
With A/C switch ON: 0 V
With A/C switch OFF: about 5 V
With ignition switch ON (II) and brake pedal pressed:
about 0 V
With ignition switch ON (II) and fuel fill cap opened: about
2.5 V
With parking lights on at idle: about 2.5 3.5 V
With low beam headlights turned on at idle: about
1.5 2.5 V
With throttle fully open: about 4.8 V
With throttle fully closed: about 0.5 V
With brake pedal released: 0 V
(cont'd)
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