Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSDODGE AND RAM2024PROMASTER 3500 BASE, CUTAWAYREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 53 (ELECTRIC VEHICLE CONTROL UNIT MODULE (EVCU) - DTCS P1628-00 TO P1C8F-00)DTC TROUBLESHOOTINGP16F3-00 INTERNAL CONTROL MODULE REDUNDANT MEMORY PERFORMANCEENABLING/SET CONDITIONS AND POSSIBLE CAUSES - ELECTRIC VEHICLE CONTROL UNIT (EVCU) INTERNAL FAULT
2024 Dodge and Ram ProMaster 3500 Base, Cutaway
Enabling/Set Conditions And Possible Causes - Electric Vehicle Control Unit (EVCU) Internal Fault
2024 Dodge and Ram ProMaster 3500 Base, CutawaySECTION Enabling/Set Conditions And Possible Causes - Electric Vehicle Control Unit (EVCU) Internal Fault
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.
EVCU INTERNAL FAULT ENABLING CONDITIONS AND FAULT CRITERIA:
| DTCS | MONITORING CONDITIONS | FAULT SETTING CRITERIA | POSSIBLE CAUSES |
|---|---|---|---|
| EVCU internal faults (P0601, P0603, P0604, P0605, P060B, P060C, P062F, P16F3, P16F5 & P16F9) . |
|
The EVCU detects that there is an internal fault. |
|
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.