Subaru Impreza (Turbo) Oil Pressure Guide :

I found this useful little guide when clearing out some junk and thought I would post it up here for ease of reference for both me and anyone else looking for such vital information :

Subaru Impreza Oil Pressures:

When first started : 5 to 5.5 bar
When warn on idle : 1 to 2 bar
When driving normal : 3 to 3.5 bar
When driving hard : 5 to 5.5 bar

Cold idle : 90 – 100 psi
Warm idle : 35 – 40 psi
Driving when warm – 1500 – 2500 : 50 – 60 psi
Driving when warm 3000+ : 80 psi
Driving when cold : 100 psi

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