P242F Diagnostic Trouble Code Discussion for October 2025
Diesel Particulate Filter Restriction - Ash Accumulation
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| Help Request | Posted | |
| 2017 Ram 2500 Laramie Limited 6.7L Excessive Emissions, Hesitation, MIL Lamp on VIN: 3C6UR5FL0H P242F: Dpf system performance. The truck came in with a large coolant leak; we noticed the CEL and low power on acceleration. The customer stated two shops already looked at the issue and did not fix it. The first two codes were the U1449 and P0471. The codes were cleared. The truck wil... |
October 13, 2025 |
