P0135 Code – O2 Sensor Heater Circuit Malfunction
The P0135 diagnostic trouble code (DTC) indicates a malfunction in the oxygen sensor heater circuit for Bank 1 Sensor 1. Modern vehicles use heated oxygen sensors (HO2S) to monitor exhaust…
P0132 Code – O2 Sensor Circuit High Voltage
The P0132 diagnostic trouble code (DTC) indicates that the Engine Control Unit (ECU) has detected an abnormally high voltage signal from the oxygen sensor circuit on Bank 1 Sensor 1.…
P0443 Code – EVAP Purge Control Valve Circuit Malfunction
The P0443 diagnostic trouble code (DTC) indicates a malfunction in the Evaporative Emission Control System (EVAP) purge control valve circuit. The EVAP system prevents fuel vapors from escaping into the…
P0112 Code – Intake Air Temperature Sensor Low Input
The P0112 diagnostic trouble code (DTC) indicates that the Engine Control Unit (ECU) has detected a low voltage signal from the Intake Air Temperature (IAT) sensor circuit. The IAT sensor…
P0441 Code – EVAP System Incorrect Purge Flow
The P0441 diagnostic trouble code (DTC) indicates that the Evaporative Emission Control System (EVAP) has detected an incorrect purge flow. The EVAP system prevents fuel vapors from escaping into the…