2 Generic Diesel diagnostic codes on file. Each shows the symptom for free — unlock the full diagnosis, repair steps, and field insights with a free account.
| Code | System | Symptom | Fix |
|---|---|---|---|
| P0672 | Starting / Pre-Heat | Extended Cold Crank / White Smoke / Rough Idle | Unlock |
| P0673 | Starting / Pre-Heat | Cold Start Misfire / White Smoke on Startup | Unlock |
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