Operation CHARM: Car repair manuals for everyone.

Power Steering Pump: Testing and Inspection

PUMP LEAKAGE

The pump is serviced as an assembly and should not be disassembled. The plastic pump reservoir and the reservoir o-rings can be replaced.
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