September 30: LEMON manuals is back up on a temporary server! Slowness is possible

Power Steering Oil Pump Assembly: Inspection

Check the drive belt for cracks.
Check the pulley for uneven rotation.

Check the flow control valve of the pump body for clogging.
Check the pulley and shaft for wear or damage.
Check the rotor and vane groove for "stepped" wear.
Check the contact surface of cam ring and vanes for "stepped" wear.
Check the vanes for damage.