DTC P0664: Driver For Variable Intake Manifold 2: Notes

Diagnostic information - DME (DFI) control unit 

INFORMATION 

• On vehicles with Power Kit (X51)  , variable intake manifold solenoid valve 2 switches the tuning flap. 
• The variable intake manifold solenoid valve (see fault code P0660 /P0661 /P0662 ) switches the intake manifold flaps ahead of the intake valves here.
• On vehicles without Power Kit (X51)  , variable intake manifold solenoid valve 2 is not fitted.