Possible Causes
WARNING: This page is about a different car, the 2024 RAM ProMaster EV. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| RADIATOR FAN PULSE WIDTH MODULATED (PWM) CONTROL CIRCUIT OPEN OR HIGH RESISTANCE |
| RADIATOR B+ FEED OPEN |
| RADIATOR GROUND CIRCUIT OPEN |
| RADIATOR FAN ASSEMBLY |
| ELECTRIC VEHICLE CONTROL UNIT (EVCU) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .