O/D Switch Signal
WARNING: This page is about a different car, the 2002 Toyota ECHO, 2002 Toyota Celica, 2001 Toyota ECHO, and 2001 Toyota Celica. However, it is still accessible from the selected car via links, so may be relevant.
O/D switch provides an input signal to ECM to indicate when overdrive is selected by vehicle operator. O/D switch is mounted on selector lever.