Blower Motor Relay; Blower Motor Resistor - Jeep cherokee 2000 Service Manual

XJ
REMOVAL AND INSTALLATION (Continued)
Fig. 16 Blower Motor Remove/Install
1 – BLOWER MOTOR
2 – WIRE HARNESS CONNECTOR
3 – MOUNTING SCREWS
(6) If the vehicle is equipped with air conditioning,
evacuate the refrigerant system. See Refrigerant Sys-
tem Evacuate in this group for the procedures.
(7) If the vehicle is equipped with air conditioning,
charge the refrigerant system. See Refrigerant Sys-
tem Charge in this group for the procedures.

BLOWER MOTOR RELAY

WARNING: ON VEHICLES EQUIPPED WITH AIR-
BAGS, REFER TO
RESTRAINT SYSTEMS BEFORE ATTEMPTING ANY
STEERING WHEEL,
INSTRUMENT PANEL COMPONENT DIAGNOSIS OR
SERVICE. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIR-
BAG DEPLOYMENT AND POSSIBLE PERSONAL
INJURY.
(1) Disconnect and isolate the battery negative
cable.
(2) Roll the glove box down from the instrument
panel. Refer to Glove Box in Group 8E - Instrument
Panel Systems for the procedures.
(3) Reach through the instrument panel glove box
opening to locate the blower motor relay (Fig. 17).
(4) Unplug the blower motor relay from its wire
harness connector.
(5) Install the blower motor relay by aligning the
relay terminals with the cavities in the wire harness
connector and pushing the relay firmly into place.
GROUP 8M - PASSIVE
STEERING COLUMN,
HEATING AND AIR CONDITIONING
Fig. 17 Blower Motor Relay Remove/Install
1 – BLOWER MOTOR RELAY
2 – VACUUM HARNESS
3 – HEATER-A/C WIRE HARNESS CONNECTOR
4 – HEATER-A/C HOUSING
(6) Roll the glove box back up into the instrument
panel. Refer to Glove Box in Group 8E - Instrument
Panel Systems for the procedures.
(7) Connect the battery negative cable.
(8) Test the relay operation.

BLOWER MOTOR RESISTOR

WARNING: ON VEHICLES EQUIPPED WITH AIR-
BAGS, REFER
RESTRAINT SYSTEMS BEFORE ATTEMPTING ANY
STEERING WHEEL,
INSTRUMENT PANEL COMPONENT DIAGNOSIS OR
SERVICE. FAILURE TO TAKE THE PROPER PRE-
OR
CAUTIONS COULD RESULT IN ACCIDENTAL AIR-
BAG DEPLOYMENT AND POSSIBLE PERSONAL
INJURY.
(1) Disconnect and isolate the battery negative
cable.
(2) Remove the kick cover from the heater-A/C
housing. See Kick Cover in this group for the proce-
dures.
(3) Pull out the lock on the blower motor resistor
wire harness connector to unlock the connector latch
(Fig. 18).
(4) Depress the latch on the blower motor resistor
wire harness connector and unplug the connector
from the resistor.
(5) Remove the two screws that secure the resistor
to the heater-A/C housing.
(6) Remove the resistor from the heater-A/C hous-
ing.
(7) Reverse the removal procedures to install.
Tighten the mounting screws to 2.2 N·m (20 in lbs.).
TO GROUP 8M -
STEERING COLUMN,
24 - 27
PASSIVE
OR