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Home >> Saab >> 2001 >> 9-3 Base, 4D Hatchback, Automatic >> Repair and Diagnosis (Single Page) >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Convertible >> Fault Diagnosis, Fault Codes >> DTC B1818: Soft Top Valve 2, main movement UP - Open Circuit >> Diagnostic procedure

Diagnostic procedure

There is communication on the VR-bus as long as there is +54 current. This DTC is generated if there is an internal malfunction in the valve.