Install, Connect
Attach new seal rings (3) to oil dipstick guide tube and lightly coat with engine oil.
Insert oil dipstick guide tube up to stop in cylinder block.
For X 18 XE1: Attach oil dipstick guide tube to exhaust gas recirculation valve adapter. Attach heat shield to exhaust manifold - tightening torque 8 Nm / 6 lbf. ft.