Diagnostic Trouble Codes

OBD-II code lookup

Every code with generic + manufacturer-specific meaning. Free.

Showing top 126 most-common codes. The DIY Fix My Car app has all 25,000+ codes including obscure manufacturer-specific ones.

P0100 P0101 P0102 P0103 P0106 P0107 P0108 P0113 P0116 P0117 P0121 P0122 P0123 P0128 P0131 P0132 P0133 P0134 P0135 P0141 P0151 P0152 P0161 P0171 P0172 P0174 P0175 P0193 P0300 P0301 P0302 P0303 P0304 P0305 P0306 P0307 P0308 P0325 P0327 P0332 P0335 P0340 P0341 P0343 P0344 P0346 P0400 P0401 P0402 P0403 P0404 P0405 P0411 P0420 P0430 P0440 P0441 P0442 P0446 P0449 P0450 P0455 P0456 P0457 P0460 P0500 P0501 P0505 P0506 P0507 P0522 P0562 P0563 P0600 P0602 P0603 P0605 P0700 P0705 P0715 P0716 P0720 P0740 P0741 P0750 P0755 P0770 P0780 P1128 P1129 P1131 P1133 P1135 P1153 P1170 P1300 P1345 P1400 P1450 P1600 P1745 P2004 P2100 P2135 P2138 P2181 P2195 P2196 P2197 P2198 P2270 P2271 P0011 P0012 P0016 P0017 P0018 P0019 P0021 P0022 P0031 P0032 P0037 P0038 P0053 P0054