Inspection: Oil cooler element
• Plug the outlet of the oil cooler element and connect a hose to the engine oil inlet port. Then, immerse the oil cooler element in a tank of water.
• Apply an air pressure of 1.47 MPa {15 kgf/cm2} for 15 seconds through the hose, and check for any air leaks.
• Replace the element if it leaks air.
