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 DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESBODY CONTROL MODULE (BCM) - DTCS U1783-87 TO U1935-8F
2024 Dodge and Ram ProMaster 3500 Base, Cutaway
Body Control Module (BCM) - DTCS U1783-87 To U1935-8F
2024 Dodge and Ram ProMaster 3500 Base, CutawaySECTION Body Control Module (BCM) - DTCS U1783-87 To U1935-8F
- DTC Troubleshooting
- U1783-87 DCSD (Disassociated Center Stack Display) - Missing Message
- U17A0-86 PAM 2 "Parking Aided Module 2" - Signal Invalid
- U17A0-87 PAM 2 "Parking Aided Module 2" - Missing Message
- U1801-08 Lin 1 - Bus Signal/Message Failures
- U1802-08 Lin 2 - Bus Signal/Message Failures
- U1804-08 Lin 4 - Bus Signal/Message Failures
- U1903-86 IPC (Instrument Panel Cluster) On BH Can - Signal Invalid
- U1903-87 IPC (Instrument Panel Cluster) On BH Can - Missing Message
- U1906-86 BSM (Brake System Module) - On C2 Can - Signal Invalid
- U1906-87 BSM (Brake System Module) - On C2 Can - Missing Message
- U191A-86 Orc (Occupant Restraint Control) On Can2 - Signal Invalid
- U191A-87 Orc (Occupant Restraint Control) C Can 2 - Missing Message
- U191B-87 Air Bag 4 - Missing Message
- U1930-86 Ecu Operational Mode Status Internal Signal - Signal Invalid
- U1935-8F Operational Mode STS Off Recovery - Erratic
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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.