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 |
|---|
| LOW TEMPERATURE PASSIVE PUMP FUSED B+ OPEN/HIGH RESISTANCE |
| LOW TEMPERATURE PASSIVE PUMP GROUND OPEN/HIGH RESISTANCE |
| LIN BUS OPEN/HIGH RESISTANCE |
| LIN BUS SHORTED TO GROUND |
| LOW TEMPERATURE PASSIVE PUMP |
| ELECTRIC VEHICLE CONTROL UNIT (EVCU) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .