Dodge 2000 DURANGO Service Manual page 783

DN
DESCRIPTION AND OPERATION (Continued)
Fig. 2 Power Steering Pump - 4.7L
1 – PUMP
2 – RESERVOIR
3 – PULLEY
DIAGNOSIS AND TESTING
PUMP LEAKAGE
The pump is serviced as an assembly and should
not be disassembled. Plastic pump reservoirs can be
replace and the reservoir O-ring.
Check for leaks in the following areas:
• Pump shaft seal behind the pulley
• Pump to reservoir O-ring
• Reservoir cap
• Pressure and return lines
• Flow control valve fitting
SERVICE PROCEDURES
POWER STEERING PUMP - INITIAL
OPERATION
WARNING: THE FLUID
CHECKED WITH ENGINE OFF TO PREVENT INJURY
FROM MOVING COMPONENTS.
CAUTION: Use MOPAR Power Steering Fluid or
equivalent. Do not use automatic transmission fluid
and do not overfill.
LEVEL SHOULD BE
Wipe filler cap clean, then check the fluid level.
The dipstick should indicate COLD when the fluid is
at normal temperature.
(1) Turn steering wheel all the way to the left
(2) Fill the pump fluid reservoir to the proper level
and let the fluid settle for at least two (2) minutes.
(3) Raise the front wheels off the ground.
(4) Slowly turn the steering wheel lock-to-lock 20
times with the engine off while checking the fluid
level.
NOTE: Vehicles with long return lines or oil coolers
turn wheel 40 times.
(5) Start the engine. With the engine idling main-
tain the fluid level.
(6) Lower the front wheels and let the engine idle
for two minutes.
(7) Turn the steering wheel in both direction and
verify power assist and quiet operation of the pump.
If the fluid is extremely foamy or milky looking,
allow the vehicle to stand a few minutes and repeat
the procedure.
CAUTION: Do not run a vehicle with foamy fluid for
an extended period. This may cause pump damage.
REMOVAL AND INSTALLATION
POWER STEERING PUMP - 5.2L & 5.9L
REMOVAL
(1) Remove the serpentine drive belt, refer to
Group 7 Cooling.
(2) Clamp the fluid return hose and disconnect the
hoses from the power steering pump. Cap the fit-
tings.
(3) Remove battery ground cable and bracket bolts.
(4) Remove the pump assembly (Fig. 3).
(5) Remove the pump pulley, refer to Pump Pulley
Removal. This will allow access to the pump attach-
ing screws.
(6) Remove the pump bracket bolts (Fig. 4) and
remove the bracket.
INSTALLATION
(1) Install the bracket on the pump and tighten
bolts to 41 N·m (30 ft. lbs.).
(2) Install the pump pulley, refer to Pump Pulley
Installation.
(3) Install pump assembly on the engine block and
tighten the bolts to 41 N·m (30 ft. lbs.).
(4) Install the battery ground wire and tighten nut
to 41 N·m (30 ft. lbs.).
(5) Connect the fluid hoses to the pump.
STEERING 19 - 7