Honda 2004 Odyssey, Service Manual

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With Navigation System
21-78
Climate Control
Circuit Diagram (cont’d)
A27 (’99 00 and ’02 04 models) *3
E21 (’01 model)
E12 (’01 model)
*2 A17 (’99 00 and ’02 04 models)
*1
A13 (’01 model)
C26 (’99 00 and ’02 04 models)
C18 (’99 00 and ’02 04 models)
A28 (’01 model)
’99 01 models *6
*7
’02 04 models :
:
:
:
:
:
:
:
:
:
:
*5
*4
GRN/BLK*
GRN/YEL*
B
BLU/RED
2
1
GRN
PCM
BLU/RED
BLK/YEL
1 2
RED/WHT
GRN/YEL
2 3
4 1
A
BLU/RED
BLU/RED
1 2
GRN
BLU/RED BLU/RED
BLU/RED BLU/BLK
BLU/RED BLU/BLK
ABS RELAY BOX
3 2
5
4
1
BLU/RED
ACS
*3
BLU/RED
5V
GRN
2 3
1 4
No.59 (7.5A)
BLK/YEL
1
2
G101
GRN
BLK
1
2
BAT
IG2
G201
BLK YEL/BLK
3 2
1 4
BLK/YEL
No.3 (7.5A)
1
No.42 (50A)
No.56 (40A)
No.58 (30A) No.57 (30A)
4 1 4 1
RED
2 3 3 2
UNDER HOOD FUSE/RELAY BOX
YEL WHT
No.41 (120A)
BATTERY
PCM
RED/WHT
ACC
*5
*4
G201 G201
5V
1
2
1
2
G101
BLK
BLU/RED
1
2
RED
RED/WHT
BLK BLK
BLU/BLK
SG2
ECT
BLU/YEL
IGNITION SWITCH
IG2 HOT in ON (II) DRIVER’S UNDER DASH
FUSE/RELAY BOX
RADIATOR
FAN RELAY CONDENSER
FAN RELAY
COMPRESSOR
CLUTCH
RELAY
BLOWER
MOTOR RELAY
COMPRESSOR
CLUTCH
CONDENSER
FAN
MOTOR
FAN
CONTROL
RELAY
A/C
DIODE B
ENGINE
COOLANT
TEMPERATURE
(ECT) SENSOR
A/C
PRESSURE
SWITCH
A/C
DIODE A*
A/C
DIODE C
RADIATOR
FAN
MOTOR RADIATOR
FAN
SWITCH B
(Closed : Above
210°F (99°C) ) RADIATOR
FAN
SWITCH A
(Closed : Above
199°F (93°C) )
In the passenger’s under dash
fuse/relay box
A/C PRESSURE SWITCH B :
A/C PRESSURE SWITCH A :
6
7
1
*2
The high low switch opens when the refrigerant
pressure is below 196 kPa (2.0 kgf/cm , 28 psi)
or above 3,140 kPa (32.0 kgf/cm , 455 psi)
The middle switch closes when the refrigerant
pressure is above 1,520 kPa (15.5 kgf/cm , 220 psi)
2
2
2
03/07/29 10:12:13 61S0X050_210_0079