H4D: Lubrication

ID: 160171

Description: The H4D engine has a wet sump. A variable...

Steps:

  1. Oil pan retaining screw: 10 N.m
  2. Drain plug: 50 N.m
  3. The pan has a volume of approximately 3.7 L without the filter and 4.3 L with the filter. The volume difference between the MIN and MAX marks on the oil dipstick is approximately 1.0 L.
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  4. No specified torque for the oil filter: tighten by hand with lubrication of the gasket.
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  5. The oil pump is driven by a secondary chain connected to the crankshaft sprocket. It features variable displacement and an electronic on-off valve, which acts as a pressure limiter from 4,500 RPM.
  6. 25 N.m
  7. 10 N.m
  8. Unknown torque, torque tightening is necessary.
  9. The oil squirters do not appear anywhere in the repair manual (RTA), which is why no torque value is given here. Torque tightening of these screws is necessary.
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  10. 10 N·m
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