BMW Fault Codes & Diagnostics Reference
Search hex DTCs and OBD-II P-codes with symptoms, causes, and step-by-step diagnostics, plus a glossary of BMW technical terms.
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Fault code
2DDBNo message from IHKAP3215 · No signal / timeout
Jul 27Fault code2DDANo message from CASP3211 · U1131 · P3212 · U111E · U111F
Jul 27Fault code2DD9No message from ARSP3206 · P3207 · P3208
Jul 27Fault code2DD8No message from AFSP320A · P320B · P320C
Jul 27Fault code2DD7No message from DSCP1721 · U1126 · P3209 · U1125 · P3210 · U1127
Jul 27Fault code2E45HPFI control unit (line 4) activationP0271 · P0270 · P0204
Jul 4