Set Condition

WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

The Powertrain Control Module (PCM) detects that the Knock Sensor input voltage is either:
- Equal to 0.0 volts with engine RPM between 2000 - 2200 RPM
- Above 4.0 volts or less than or equal to 1.0 volts with engine speed at or above 2200 RPM