Contents Wiring diagrams Section: Diesel Engine All sections

How to Replace the Bypass Valve Opel Astra G

Diesel Engine 1 illustration ~150 words

Remove

Remove right front wheel.

Remove lower engine compartment cover – see operation "Lower Engine Compartment Cover, Remove and Install" in group "A".

Remove oil filter – see operation "Oil Filter, Replace".

Remove thermostat housing (engine oil cooling) – see operation " Thermostat Housing (Engine Oil Cooling), Remove and Install".

Using tap (1) M10, 3rd stage – cut thread in closure disc. Screw in M10 bolt and pull bypass valve out of seat.

Install

Drive in bypass valve to stop with drift (diameter approx. 15 mm).

Install thermostat housing (engine oil cooling) – see operation " Thermostat Housing (Engine Oil Cooling), Remove and Install".

Install oil filter – see operation "Oil Filter, Replace".

Install lower engine compartment cover – see operation "Lower Engine Compartment Cover, Remove and Install" in group "A".

Install wheel, front right – tightening torque 110 Nm / 81 lbf. ft.