Browse all OBDII U diagnostic trouble codes. Click any code to see meaning, symptoms, causes, diagnostics, repairs, and costs.
| Code | Type | Action |
|---|---|---|
| U0273 | Diagnostic |
Diagnose
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| U0274 | Diagnostic |
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| U0275 | Diagnostic |
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| U0276 | Diagnostic |
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| U0277 | Diagnostic |
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| U0278 | Diagnostic |
Diagnose
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| U0279 | Diagnostic |
Diagnose
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| U027A | Diagnostic |
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| U027B | Diagnostic |
Diagnose
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| U027C | Diagnostic |
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| U0284 | Diagnostic |
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| U0285 | Diagnostic |
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| U0286 | Diagnostic |
Diagnose
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| U0287 | Diagnostic |
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| U0288 | Diagnostic |
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| U0289 | Diagnostic |
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| U028A | Diagnostic |
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| U028B | Diagnostic |
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| U028C | Diagnostic |
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| U028D | Diagnostic |
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| U028E | Diagnostic |
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| U028F | Diagnostic |
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| U0290 | Diagnostic |
Diagnose
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| U0291 | Diagnostic |
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| U0292 | Diagnostic |
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| U0293 | Diagnostic |
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| U0294 | Diagnostic |
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| U0295 | Diagnostic |
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| U0296 | Diagnostic |
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| U0297 | Diagnostic |
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| U0298 | Diagnostic |
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| U0299 | Diagnostic |
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| U029A | Diagnostic |
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| U029B | Diagnostic |
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| U029C | Diagnostic |
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| U029D | Diagnostic |
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| U029E | Diagnostic |
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| U029F | Diagnostic |
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| U02A0 | Diagnostic |
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| U02A1 | Diagnostic |
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| U02A2 | Diagnostic |
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| U02A3 | Diagnostic |
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| U02A4 | Diagnostic |
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| U02A5 | Diagnostic |
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| U02A6 | Diagnostic |
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| U02A7 | Diagnostic |
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| U02A8 | Diagnostic |
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| U02A9 | Diagnostic |
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| U02AA | Diagnostic |
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| U02AB | Diagnostic |
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| U02AC | Diagnostic |
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| U02AD | Diagnostic |
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| U02AE | Diagnostic |
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| U02AF | Diagnostic |
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| U02B0 | Diagnostic |
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| U02B1 | Diagnostic |
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| U02B2 | Diagnostic |
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| U02B3 | Diagnostic |
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| U02B4 | Diagnostic |
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| U02B5 | Diagnostic |
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| U02B6 | Diagnostic |
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| U02B7 | Diagnostic |
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| U02B8 | Diagnostic |
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| U02B9 | Diagnostic |
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| U02BA | Diagnostic |
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| U02BB | Diagnostic |
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| U02BC | Diagnostic |
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| U02BD | Diagnostic |
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| U02BE | Diagnostic |
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| U02BF | Diagnostic |
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| U02C0 | Diagnostic |
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| U02C1 | Diagnostic |
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| U0300 | Diagnostic |
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| U0301 | Diagnostic |
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| U0302 | Diagnostic |
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| U0303 | Diagnostic |
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| U0304 | Diagnostic |
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| U0305 | Diagnostic |
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| U0306 | Diagnostic |
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| U0307 | Diagnostic |
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| U0308 | Diagnostic |
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| U0309 | Diagnostic |
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| U030A | Diagnostic |
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| U030B | Diagnostic |
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| U030C | Diagnostic |
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| U030D | Diagnostic |
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| U030E | Diagnostic |
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| U030F | Diagnostic |
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| U0310 | Diagnostic |
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| U0311 | Diagnostic |
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| U0312 | Diagnostic |
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| U0313 | Diagnostic |
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| U0314 | Diagnostic |
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| U0315 | Diagnostic |
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| U0316 | Diagnostic |
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| U0317 | Diagnostic |
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| U0318 | Diagnostic |
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| U0319 | Diagnostic |
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| U031A | Diagnostic |
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| U031B | Diagnostic |
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