Flash: Ignition System Control Module (ISCM) Updates Customers must experience a Malfunction Indicator...
Ram technical service bulletin 08-031-25 REV. A for 2025 Ram 1500.
- Bulletin number
- 08-031-25 REV. A
- Component
- Engine
- Summary
- Flash: Ignition System Control Module (ISCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P2C30-00 - Ignition Coil Primary Circuit Fuse A. ● P2C31-00 - Ignition Coil Primary Circuit Fuse B. Customers may also comment on the following: ● Engine hesitates/misfires.
Owners of these vehicles have filed 85 complaints in the engine category.
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