Power Steering Oil Pump Assembly: Inspection

Check the drive belt for cracks.

Check the driveshaft assembly for uneven rotation.

• Check the valve subassembly for clogging.
• Check the driveshaft assembly 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.