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 58 (ELECTRIC VEHICLE CONTROL UNIT MODULE (EVCU) - DTCS P2B28-00 TO U0073-00)
2024 Dodge and Ram ProMaster 3500 Base, Cutaway
Section 58 (Electric Vehicle Control Unit Module (EVCU) - DTCS P2B28-00 To U0073-00)
2024 Dodge and Ram ProMaster 3500 Base, CutawaySECTION Section 58 (Electric Vehicle Control Unit Module (EVCU) - DTCS P2B28-00 To U0073-00)
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.
- DTC Troubleshooting
- P2B28-00 Hybrid/EV Battery Pack Coolant Pump "A" Performance
- P2B29-00 Hybrid/EV Battery Pack Coolant Pump "A" OVERSPEED /Air In System
- P2BE0-00 Hybrid/EV Battery Coolant Level Sensor Circuit/Open
- P2BE2-00 Hybrid/EV Battery Coolant Level Sensor Circuit Low
- P2D01-00 Motor Electronics Coolant Pump "A" OVERSPEED/Air In System
- P2E4B-00 Battery Charger Coupler Temperature Sensor "C" Circuit Range/Performance
- P2E4C-00 Battery Charger Coupler Temperature Sensor "C" Circuit Low
- P2E4D-00 Battery Charger Coupler Temperature Sensor "C" Circuit High
- P2EBF-00 Battery Charging Mode Switch Stuck
- U0001-00 Can C Bus
- U0028-00 Vehicle Communication Bus A
- U0073-00 Hybrid/EV Bus Off
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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.