P0138 Code – O2 Sensor Circuit High Voltage
Acasa › Blog › P0138 The P0138 diagnostic trouble code (DTC) indicates that the Engine Control Unit (ECU) has detected a high voltage signal from the oxygen sensor on Bank…
Acasa › Blog › P0138 The P0138 diagnostic trouble code (DTC) indicates that the Engine Control Unit (ECU) has detected a high voltage signal from the oxygen sensor on Bank…