Power Steering Oil Pump: Inspection
- Check the free length of the flow control spring.
Free length of the flow control spring : 36.5mm (1.4in.)
- Check that the flow control valve is not bent.
- Check the shaft for wear and damage.
- Check the V-belt for wear and deterioration.
- Check the grooves of the rotor and vanes for stratified abrasion.
- Check the contact surface of the cam ring and vanes for stratified abrasion.
- Check vanes for damage.
- Check that there is no striped wear in the side plate or contacting part between the shaft and the pump cover surface.