DTC Descriptors
WARNING: This page is about a different car, the 2008 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.
DTC C0393 06 Rear Axle Coupling Solenoid Control Circuit Short to Ground or Open/High Resistance
DTC C0393 0B Rear Axle Coupling Solenoid Control Circuit Current Above Threshold