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 34 (BATTERY PACK CONTROL MODULE (BPCM) - DTCS U029A-00 TO U3017-00)
2024 Dodge and Ram ProMaster 3500 Base, Cutaway
Section 34 (Battery Pack Control Module (BPCM) - DTCS U029A-00 To U3017-00)
2024 Dodge and Ram ProMaster 3500 Base, CutawaySECTION Section 34 (Battery Pack Control Module (BPCM) - DTCS U029A-00 To U3017-00)
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
- U029A-00 Lost Communication With Hybrid Battery Pack Sensor Module
- U02AE-00 Lost Communications With Hybrid/EV Battery Coolant Pump
- High Voltage Warning
- Theory Of Operation
- VF-BEV Cooling System Architecture
- VF-BEV Coolant Pump Locations With Related Pump DTCS
- Preliminary Diagnostic Checks
- Check For An Active Or Intermittent Condition
- Enabling Conditions And Possible Causes-Coolant Pumps
- Diagnostic Test- VF-BEV Coolant Pumps
- High Voltage Battery Pack Replacement - Verification Test
- U0594-00 Implausible Data Received From Hybrid Control Module
- U0595-00 Invalid Data Received From Powertrain Control Monitor Module
- U064A-00 Lost Communication With Hybrid/EV Battery Pack Current Sensor A
- U064B-00 Lost Communication With Hybrid/EV Battery Pack Current Sensor B
- U069E-00 Lost Communication With Coolant Heater B
- U1008-00 Lin 1 Bus
- U3017-00 Control Module Timer/Clock Performance
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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.