DTC P14100 – 02 Sensor Heater Circuit Bank 1 Sensor 2
P014100 – O2 Sensor Heater Circuit, Bank 1 Sensor 2, No Activity Detected. ✅ What P0141 Means This code indicates a problem…
DTC P0140 – O² Sensor Circuit Bank 1 Sensor 2
P0140: O₂ Sensor Circuit – Bank 1 Sensor 2 – No Activity Detected This code means the downstream O₂ sensor (after catalytic…
DTC P0139 – 02 Sensor Circuit Slow Response Bank 1 Sensor 2
DTC P0139 – O2 Sensor Circuit Slow Response (Bank 1 Sensor 2). ✅ P0139 – O2 Sensor Slow Response (Bank 1 Sensor…
DTC P0138 – 02 Sensor Circuit High Voltage Bank 1 Sensor 2
DTC P0138 – O2 Sensor Circuit High Voltage (Bank 1 Sensor 2). 🔧 DTC P0138 – O2 Sensor Circuit High Voltage (Bank…
DTC P013700 – 02 Sensor Circuit Low Voltage Bank 1 Sensor 2
DTC P013700 – O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) Bank 1 Sensor 2 = Post-Cat Oxygen Sensor (after catalytic…
DTC P0136 – 0² Sensor Circuit Malfunction Bank 1 Sensor 1
DTC P0136 – O₂ Sensor Circuit Malfunction (Bank 1 Sensor 2) Common Causes 1. Faulty O₂ Sensor (B1S2) – element worn out,…
