Browse all OBDII U diagnostic trouble codes. Click any code to see meaning, symptoms, causes, diagnostics, repairs, and costs.
| Code | Type | Action |
|---|---|---|
| U0202 | Diagnostic |
Diagnose
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| U0203 | Diagnostic |
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| U0204 | Diagnostic |
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| U0205 | Diagnostic |
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| U0206 | Diagnostic |
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| U0207 | Diagnostic |
Diagnose
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| U0208 | Diagnostic |
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| U0209 | Diagnostic |
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| U020A | Diagnostic |
Diagnose
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| U020B | Diagnostic |
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| U020C | Diagnostic |
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| U020D | Diagnostic |
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| U0210 | Diagnostic |
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| U0211 | Diagnostic |
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| U0212 | Diagnostic |
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| U0213 | Diagnostic |
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| U0214 | Diagnostic |
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| U0215 | Diagnostic |
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| U0216 | Diagnostic |
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| U0217 | Diagnostic |
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| U0218 | Diagnostic |
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| U0219 | Diagnostic |
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| U0220 | Diagnostic |
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| U0221 | Diagnostic |
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| U0222 | Diagnostic |
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| U0223 | Diagnostic |
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| U0224 | Diagnostic |
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| U0225 | Diagnostic |
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| U0226 | Diagnostic |
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| U0227 | Diagnostic |
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| U0228 | Diagnostic |
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| U0229 | Diagnostic |
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| U022E | Diagnostic |
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| U022F | Diagnostic |
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| U0230 | Diagnostic |
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| U0231 | Diagnostic |
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| U0232 | Diagnostic |
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| U0233 | Diagnostic |
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| U0234 | Diagnostic |
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| U0235 | Diagnostic |
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| U0236 | Diagnostic |
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| U0237 | Diagnostic |
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| U0238 | Diagnostic |
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| U0239 | Diagnostic |
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| U023A | Diagnostic |
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| U023B | Diagnostic |
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| U023C | Diagnostic |
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| U023D | Diagnostic |
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| U023E | Diagnostic |
Diagnose
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| U0240 | Diagnostic |
Diagnose
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| U0241 | Diagnostic |
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| U0242 | Diagnostic |
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| U0243 | Diagnostic |
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| U0244 | Diagnostic |
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| U0245 | Diagnostic |
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| U0246 | Diagnostic |
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| U0247 | Diagnostic |
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| U0248 | Diagnostic |
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| U0249 | Diagnostic |
Diagnose
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| U024A | Diagnostic |
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| U024B | Diagnostic |
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| U024C | Diagnostic |
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| U024D | Diagnostic |
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| U024E | Diagnostic |
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| U024F | Diagnostic |
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| U0250 | Diagnostic |
Diagnose
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| U0251 | Diagnostic |
Diagnose
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| U0252 | Diagnostic |
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| U0253 | Diagnostic |
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| U0254 | Diagnostic |
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| U0255 | Diagnostic |
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| U0256 | Diagnostic |
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| U0257 | Diagnostic |
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| U0258 | Diagnostic |
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| U0259 | Diagnostic |
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| U025A | Diagnostic |
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| U025B | Diagnostic |
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| U025C | Diagnostic |
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| U025D | Diagnostic |
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| U025E | Diagnostic |
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| U025F | Diagnostic |
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| U0260 | Diagnostic |
Diagnose
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| U0261 | Diagnostic |
Diagnose
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| U0262 | Diagnostic |
Diagnose
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| U0263 | Diagnostic |
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| U0264 | Diagnostic |
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| U0265 | Diagnostic |
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| U0266 | Diagnostic |
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| U0267 | Diagnostic |
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| U0268 | Diagnostic |
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| U0269 | Diagnostic |
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| U026A | Diagnostic |
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| U026B | Diagnostic |
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| U026C | Diagnostic |
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| U026D | Diagnostic |
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| U026E | Diagnostic |
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| U026F | Diagnostic |
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| U0270 | Diagnostic |
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| U0271 | Diagnostic |
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| U0272 | Diagnostic |
Diagnose
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