Set Condition

WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.

The Powertrain Control Module (PCM) controls the Cooling Fan operation by sending a Pulse-Width Modulated (PWM) signal to the Cooling Fan Module to control fan speed. The PCM determines that the Cooling Fan is not operating.