Wrangler 4WD L4-150 2.5L VIN P MFI (1998)
Clamp Number/Letter Location
CAUTION: A number or letter is stamped into the tongue of constant tension clamps. If replacement is necessary, use only an original equipment
clamp with matching number or letter.
6. Remove lower radiator hose from water pump. Remove heater hose from water pump fitting.
7. Remove four nuts previously loosened and remove the fan blade assembly and pulley.
8. After removing fan blade/viscous fan drive assembly, do not place thermal viscous fan drive in horizontal position. If stored horizontally, silicone
fluid in viscous fan drive could drain into its bearing assembly and contaminate lubricant.
Water Pump Removal/Install-Typical
9. Remove the four pump mounting bolts and remove pump from vehicle. Discard old gasket. Note that one of the four bolts is longer than the other
bolts.
10. If pump is to be replaced, the heater hose fitting must be removed. Note position of fitting before removal.
INSTALLATION
1. If pump is being replaced, install the heater hose fitting to the pump. Use a sealant on the fitting such as Mopar(R) Thread Sealant With Teflon.
2. Clean the gasket mating surfaces. If the original pump is used, remove any deposits or other foreign material. Inspect the cylinder block and water