OBD-II Diagnostic Trouble Codes Directory (SAE J2012)
Browse Powertrain (P), Chassis (C), Body (B), and Network (U) diagnostic trouble codes:
Top Searched Diagnostic Codes
🔴 P0420 — Catalyst System Efficiency Below Threshold (Bank 1)🔴 P0300 — Random or Multiple Cylinder Misfire Detected🔴 P0171 — System Too Lean (Bank 1)🔴 P0455 — Evaporative Emission Control System Leak Detected (Gross Leak)🔴 P0128 — Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)🔴 P0135 — O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)🔴 P0442 — EVAP System Small Leak Detected🔴 P0301 — DTC🔴 P0302 — DTC🔴 P0430 — DTC
Sequential Powertrain Trouble Codes
P0100 Powertrain DTCP0101 Powertrain DTCP0102 Powertrain DTCP0103 Powertrain DTCP0104 Powertrain DTCP0105 Powertrain DTCP0106 Powertrain DTCP0107 Powertrain DTCP0108 Powertrain DTCP0109 Powertrain DTCP0110 Powertrain DTCP0111 Powertrain DTCP0112 Powertrain DTCP0113 Powertrain DTCP0114 Powertrain DTCP0115 Powertrain DTCP0116 Powertrain DTCP0117 Powertrain DTCP0118 Powertrain DTCP0119 Powertrain DTCP0120 Powertrain DTCP0121 Powertrain DTCP0122 Powertrain DTCP0123 Powertrain DTCP0124 Powertrain DTCP0125 Powertrain DTCP0126 Powertrain DTCP0127 Powertrain DTCP0128 Powertrain DTCP0129 Powertrain DTCP0130 Powertrain DTCP0131 Powertrain DTCP0132 Powertrain DTCP0133 Powertrain DTCP0134 Powertrain DTCP0135 Powertrain DTCP0136 Powertrain DTCP0137 Powertrain DTCP0138 Powertrain DTCP0139 Powertrain DTCP0140 Powertrain DTCP0141 Powertrain DTCP0142 Powertrain DTCP0143 Powertrain DTCP0144 Powertrain DTCP0145 Powertrain DTCP0146 Powertrain DTCP0147 Powertrain DTCP0148 Powertrain DTCP0149 Powertrain DTCP0150 Powertrain DTCP0151 Powertrain DTCP0152 Powertrain DTCP0153 Powertrain DTCP0154 Powertrain DTCP0155 Powertrain DTCP0156 Powertrain DTCP0157 Powertrain DTCP0158 Powertrain DTCP0159 Powertrain DTC