940 SE L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT (1991)
Air Bypass Valve: Service and Repair
Garrett Turbo
Disconnecting Hoses
1.
Disconnect turbo charger air inlet hose.
2.
Disconnect by-pass valve vacuum hose.
Removing By-Pass Valve
3.
Valve housing is spring loaded, therefore remove the three Torx screws evenly.
4.
Remove valve.
By-Pass Valve
5.
Clean and inspect all components closely, especially the diaphragm. Replace as needed.
6.
Install valve with new gasket.
7.
Reassemble in reverse order.