July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Circuit Description

The PNP switch sends a signal to ECM when transmission is in Neutral or Park. This signal is used for air/fuel correction and for idle speed control. DTC is set under 2 conditions:

When 2 or more switches are on simultaneously for "N", "2" and "L" position.
ECM is receiving an ON signal from PNP switch when vehicle is being operated for more than 30 seconds at 44 MPH or more (1500-2500 RPM).