Conditions for Setting the DTC
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.
P0706
The TCM detects that the TR switch position sensor is stuck for 0.5 second.
P0707
The TCM detects that the TR switch position sensor circuit is open or shorted to ground for 0.5 second.
P0708
The TCM detects that the TR switch position sensor circuit is shorted to voltage for 0.5 second.