DTC C2415, C2450, C2455, C2485, C0141, C0146, C0151, C0156: Solenoid Valves Incorrect: Conditions
WARNING: This page is about a different car, the 2001 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.
The valves are monitored continuously for circuit continuity and short-circuiting.
The valve test is conducted with ignition ON and wheel speed above 6 km/h (3.7 mph).