@bfrosh001: 1. **Oxygen Sensor** The oxygen sensor measures the level of unburned oxygen in the exhaust gases. If this sensor is faulty, it can result in an incorrect air-fuel mixture, which can then cause either a rich or lean condition, both of which significantly decrease fuel efficiency. 2. **Mass Airflow Sensor (MAF)** The MAF sensor tracks the amount of air entering the engine. If it provides an inaccurate reading, it can disrupt the air-fuel mixture, leading to incomplete combustion and, as a result, reduced fuel economy. 3. **Throttle Position Sensor (TPS)** This sensor monitors the throttle position. A malfunction can lead to incorrect information being sent to the ECU, affecting the air-fuel mixture and causing the engine to run inefficiently. 4. **Fuel Pressure Sensor** This sensor measures the fuel pressure within the system. If the reading is inaccurate, it can lead to an incorrect fuel-to-air ratio, which results in decreased fuel efficiency and could potentially damage the engine. 5. **Temperature Sensor** The engine temperature sensor monitors the coolant temperature. An incorrect reading can impact the combustion process, leading to suboptimal fuel efficiency and potential engine damage.

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Tuesday 29 September 2026 15:16:26 GMT