Chrysler Concorde 2004 Service Manual page 1578

7 - 32 ENGINE
RADIATOR FAN (Continued)
ENGINE COOLANT TEMPERATURE
A/C Off/On
Fan Speed Low
102°C
(216°F)
Fan On:
99°C
Fan Off:
(210°F)
*Minimum fan on time = 90 seconds
A/C PRESSURE
Fan Speed
1,448 Kpa (210 psi)
Fan On:
1,207 Kpa (175 psi)
Fan Off:
REMOVAL
(1) Remove radiator upper crossmember (Refer to
23 - BODY/EXTERIOR/GRILLE OPENING REIN-
FORCEMENT - REMOVAL).
(2) Disconnect radiator fan motor electrical connec-
tor.
(3) Partially drain cooling system below the level
of the upper radiator hose.
(4) Disconnect upper radiator hose from radiator.
(5) Remove radiator fan attaching fasteners and
upper clip (Fig. 23).
(6) Remove radiator fan by lifting upward to clear
radiator.
INSTALLATION
(1) Install radiator fan.
(2) Install upper clip and fasteners (Fig. 23).
(3) Connect upper radiator hose to radiator.
(4) Connect fan motor electrical connector (Fig.
23).
(5) Install radiator upper crossmember (Refer to
23 - BODY/EXTERIOR/GRILLE OPENING REIN-
FORCEMENT - INSTALLATION).
(6) Fill cooling system (Refer to 7 - COOLING -
STANDARD PROCEDURE - COOLING SYSTEM
FILLING).
RADIATOR FAN OPERATION - 3.5L ENGINE
Engine @ Idle < 13 Km/h (8 MPH)
High Low
110°C 99°C (210°F) -
(230°F) After 2nd Fan
Cycle
105°C Fan on time =
(221°F) 4 minutes*
Low High
1,717 Kpa
(249 psi)
1,510 Kpa
(219 psi)
Vehicle Speed
High
110°C (230°F)
105°C (221°F)
TRANSMISSION OIL TEMPERATURE
Low
102°C (216°F)
98°C (208°F)
Fig. 23 RADIATOR FAN
1 - ELECTRICAL CONNECTOR
2 - FASTENERS
3 - CLIPS
RADIATOR FAN RELAY
DESCRIPTION
The HI/LO and HI radiator fan relays are located
in the Power Distribution Center (PDC) near the
coolant recovery pressure container (Fig. 24). A decal
on the inside of the PDC covers shows the location of
each relay and fuse contained in the PDC. It is an
ISO relay.
INTAKE (CHARGE) AIR
TEMPERATURE
Vehicle Speed < 45 Km/h (28
MPH)
Low
71°C (159°F) if 72°C (162°F)
coolant<93°C
(199°F)
66°C (150°F) if
coolant>99°C
(210°F)
Fan on time = Fan on time =
8 minutes* 4 minutes*
High
109°C (228°F)
107°C (224°F)
LH
High