Audi Workshop Service and Repair Manuals > A4 Mk1 > Power unit | 4-cylinder Diesel Direct Injection Engine (TDI), Mechanics | Engine lubrication | Removing and installing parts of the lubrication system

4-cylinder Diesel Direct Injection Engine (TDI), Mechanics

Removing and installing parts of the lubrication system

Part II



O-ring ◆ Replace ◆ Engage in projections on oil cooler 25 Nm Gasket ◆ Replace Oil retention valve ◆ Tighten to 8 Nm Oil filter bracket Seals ◆ Replace Banjo bolt - 25 Nm Oil supply pipe ◆ To turbocharger



20 Nm Coolant pipe 0.9 bar oil pressure switch -F1 - 25 Nm ◆ Grey ◆ Checking Sealing ring ◆ If seal is leaking, cut open and renew. Oil temperature sender -G8 - 10 Nm Sealing ring ◆ If seal is leaking, cut open and renew.

=> Maintenance manual

→ Fig.1 Checking oil pump backlash

New: 0.05 mm

Wear limit: 0.20 mm

→ Fig.2 Checking oil pump axial clearance

Wear limit: 0.15 mm

Audi Workshop Service and Repair Manuals