Chrysler 2004 Concorde Service Manual page 1581

LH
A/C HEATER CONTROL
REMOVAL
WARNING: ON VEHICLES EQUIPPED WITH AIR-
BAGS, DISABLE THE AIRBAG SYSTEM BEFORE
ATTEMPTING ANY STEERING WHEEL, STEERING
COLUMN, OR INSTRUMENT PANEL COMPONENT
DIAGNOSIS OR SERVICE. DISCONNECT AND ISO-
LATE THE BATTERY NEGATIVE (GROUND) CABLE,
THEN WAIT TWO MINUTES FOR THE AIRBAG SYS-
TEM CAPACITOR TO DISCHARGE BEFORE PER-
FORMING FURTHER DIAGNOSIS OR SERVICE. THIS
IS THE ONLY SURE WAY TO DISABLE THE AIRBAG
SYSTEM. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN AN ACCIDENTAL
AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL
INJURY.
(1) Open hood and disconnect the negative battery
cable remote terminal from the remote battery post.
(2) Remove the ash receiver assembly, if necessary.
(3) Remove the instrument panel center trim bezel
and remove the two electrical connectors from the
back of the control head and traction control switch
(if equipped) (Fig. 8) and (Fig. 9).
Fig. 8 INSTRUMENT PANEL CENTER TRIM BEZEL
REMOVE/INSTALL
(4) From the back of the center trim bezel, remove
the six retaining screws from the a/c heater control
head and remove from the bezel.
Fig. 9 A/C HEATER CONTROL REMOVE/INSTALL
1 - RETAINING SCREWS
INSTALLATION
(1) Place the control into place on the back of the
instrument panel center bezel and install the six
retaining screws to the a/c heater control.
(2) Connect the two electrical connectors to the
back of the control head and traction control switch
(if equipped).
(3) Install the instrument panel center bezel.
(4) Install the ash receiver assembly, if necessary.
(5) Connect the negative battery cable remote ter-
minal to the remote battery post.
(6) To allow the BCM to learn the new control
head, perform HVAC system calibration. (Refer to 24
- HEATING & AIR CONDITIONING - STANDARD
PROCEDURE - HVAC SYSTEM CALIBRATION)
A/C PRESSURE TRANSDUCER
REMOVAL
(1) Open hood and disconnect the negative battery
cable remote terminal from the remote battery post
(Fig. 10).
(2) Disconnect the wire harness connector from the
a/c pressure transducer.
CAUTION: A slight release of pressure trapped in
the fitting may be experienced. It is not necessary
to discharge the refrigerant system.
(3) Remove the transducer with a counterclockwise
rotation using a 14 mm open-end wrench.
CONTROLS 24 - 13