What is the park neutral switch input circuit?
What is the park neutral switch input circuit? A park/neutral switch is used to tell the ECU if the transmission has been shifted into park or neutral. If the vehicle has a P0851 DTC, it means that a low voltage signal has been detected on the switch's input circuit. What does trouble code p0850 stand for? P0850 is a diagnostic trouble code (DTC) for "Park / Neutral Switch Input Circuit". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come...