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 & EQUIPMENTCRUISE CONTROL SYSTEMSACTIVE CRUISE CONTROL (ACC) MODULE - DTCS C1425-45 TO U198A-83
2024 Dodge and Ram ProMaster 3500 Base, Cutaway
Active Cruise Control (Acc) Module - DTCS C1425-45 To U198A-83
2024 Dodge and Ram ProMaster 3500 Base, CutawaySECTION Active Cruise Control (Acc) Module - DTCS C1425-45 To U198A-83
- DTC Troubleshooting
- C1425-45 Flashed Software In Ecu Not Compatible - Program Memory Failure
- C1426-49 Control Unit Permanent Failure - Internal Electronic Failure
- C1428-68 Sensor Blinded (Radar Unavailable) - Event Information
- C1429-66 Radar Sensor High Temperature - Signal Has Too Many Transition Events
- C1429-68 Radar Hardware OVERTEMPERATURE - Event Information
- C1430-86 VIN Plausibility Check Failure - Signal Invalid
- C1431-86 Yaw Rate Acceleration Sensor From BSM Failure - Signal Invalid
- C144A-86 Vehicle Speed Signal Not Valid - Signal Invalid
- U0001-87 C1 Can Bus - Missing Message
- U0001-88 C1 Can Bus - Bus Off
- U1700-87 Body Control Module (BCM) - Missing Message
- U1701-87 Engine Control Module (ECM) - Missing Message
- U1702-87 Electrical Power Steering (EPS) - Missing Message
- U1703-87 Instrument Panel Cluster (IPC) - Missing Message
- U1706-86 Brake System Module (BSM) - Signal Invalid
- U1706-87 Brake System Module (BSM) - Missing Message
- U1930-86 Internal Ignition Working Condition Signal - Signal Invalid
- U1933-87 BCM Command Message From BCM (Body Computer Module) Absent - Missing Message
- U1950-83 Implausible Data Received From Body Control Module (Can Message BCM Command Integrity Error) - Value Of Signal Protection Calculation Incorrect
- U1952-83 Implausible Data Received From Brake System Module (Can Message Brake1 Integrity Error) Value Of Signal Protection Calculation Incorrect
- U1958-83 BSM Yrs Data (From Brake System Module) - Value Of Signal Protection Calculation Incorrect
- U1958-83 Implausible Data Received From Brake System Module (Can Message BSM Yrs Data Integrity Error) - Value Of Signal Protection Calculation Incorrect
- U1966-83 Implausible Data Received From Engine Control Module (Can Message GE Integrity Error) - Value Of Signal Protection Calculation Incorrect
- U1982-83 Implausible Data Received From Brake System Module (Can Message Wheel Info Integrity Error) - Value Of Signal Protection Calculation Incorrect
- U1984-83 Implausible Data Received From Brake System Module (Can Message Wheel Speed Integrity Error) - Value Of Signal Protection Calculation Incorrect
- U198A-83 Implausible Data Received From Brake System Module (Can Message Brake7 Integrity Error) - Value Of Signal Protection Calculation Incorrect
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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.