Oxygen Sensor Codes
Browse all OBD2 fault codes in this category.
P0138 – O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)
View Details →P0155 – O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 1)
View Details →P0420 – Catalyst System Efficiency Below Threshold (Bank 1)
View Details →P1031 – Heated O2 Sensor Heater Control Circuit Low (Bank 1 Sensor 1)
View Details →P1118 – O2 Sensor Heater Circuit High (Bank 1 Sensor 2)
View Details →P1119 – O2 Sensor Heater Circuit Low (Bank 1 Sensor 2)
View Details →P1133 – O2 Sensor Slow Response (Bank 1 Sensor 1)
View Details →P1134 – O2 Sensor Intermittent Response
View Details →P1135 – O2 Sensor Heater Circuit Malfunction
View Details →P1144 – O2 Sensor Transition Time Too Slow
View Details →P1145 – O2 Sensor Transition Time Too Fast
View Details →P1146 – O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 3)
View Details →P1147 – O2 Sensor Heater Circuit Low (Bank 1 Sensor 3)
View Details →P1148 – O2 Sensor Heater Circuit High (Bank 1 Sensor 3)
View Details →P1149 – O2 Sensor Response Too Slow (Bank 1 Sensor 3)
View Details →P1152 – O2 Sensor Rich Shift (Bank 1 Sensor 1)
View Details →P1153 – O2 Sensor Lean Shift (Bank 1 Sensor 1)
View Details →P1154 – O2 Sensor Intermittent Response (Bank 1 Sensor 1)
View Details →P1155 – O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 1)
View Details →P1156 – O2 Sensor Heater Circuit Low (Bank 2 Sensor 1)
View Details →P1157 – O2 Sensor Heater Circuit High (Bank 2 Sensor 1)
View Details →P1158 – O2 Sensor Response Too Slow (Bank 2 Sensor 1)
View Details →P1159 – O2 Sensor Response Too Fast (Bank 2 Sensor 1)
View Details →P1165 – O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
View Details →P1166 – O2 Sensor Heater Circuit Low (Bank 2 Sensor 2)
View Details →P1167 – O2 Sensor Heater Circuit High (Bank 2 Sensor 2)
View Details →P1176 – O2 Sensor Rich Shift (Bank 2 Sensor 1)
View Details →P1177 – O2 Sensor Lean Shift (Bank 2 Sensor 1)
View Details →P1178 – O2 Sensor Intermittent Response (Bank 2 Sensor 1)
View Details →P1179 – O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
View Details →P1195 – O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
View Details →P1196 – O2 Sensor Heater Circuit Low (Bank 1 Sensor 2)
View Details →P1197 – O2 Sensor Heater Circuit High (Bank 1 Sensor 2)
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