34. Oil Pump Clean and Inspect

Oil Pump Cleaning and Inspection





1. Inspect the following for the excessive wear or damage:
- The oil pump outer gear (2)
- The oil pump inner gear (3)
- The oil pump cover (4)
- The oil pump body (5)





2. Measure the radial clearance between the-oil pump outer year and the oil pump body (1) using a feeler gage.
Replace the oil pump outer gear and/or oil pump if the clearance exceeds 0.310 mm (0.0122 inch).





3. Measure the side clearance between the oil pump gears and a straightedge using a feeler gage.
Replace the gears if the clearance exceeds 0.15 mm (0.0059 inch).