9 Global 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 |
|---|---|---|---|
| P0101 | Induction | Hesitation; Poor MPG; Black smoke. | Unlock |
| P0128 | Cooling | Engine takes too long to warm up; A/C not cooling well. | Unlock |
| P0171 | Fuel | Shaking at idle; Lean hesitation; Poor acceleration. | Unlock |
| P0171 / P0174 | — | Hesitation on acceleration; Hissing sound from engine; Lean misfires; Poor idle. | Unlock |
| P0217 | — | Engine Shutdown. | Unlock |
| P0300 | — | Engine shaking/shuddering; Flashing Check Engine Light; Poor fuel economy; Rotten egg smell (catalyst stress). | Unlock |
| P0606 | — | No Start. | Unlock |
| P2181 | Cooling | Slow Warm-up | Unlock |
| U0107 | Network / Comm | Dead Pedal. The engine idles, but pressing the gas pedal does absolutely nothing. | Unlock |
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