My car consumes fuel excessively
Hello there. Many faults could cause your vehicle to consume excessive fuel. The most common faults are a misfire condition (https://www.yourmechanic.com/services/engine-is-misfiring-inspection), a bad mass airflow (MAF) sensor (https://www.yourmechanic.com/services/mass-airflow-sensor-replacement), a fuel leak (https://www.yourmechanic.com/services/fuel-is-leaking-from-gas-tank-inspection), a vacuum leak, a faulty oxygen sensor (https://www.yourmechanic.com/services1/oxygen-sensor-replacement),...
2012 Altima S...replaced MAF sensor. Check engine light was off for about a week, but came back on last night...why? Mechanic's Assistant: Does the light stay on, or does it blink? Stays on Mechanic's Assistant: A...
2012 Altima S...replaced MAF sensor. Check engine light was off for about a week, but came back on last night...why? Mechanic's Assistant: Does the light stay on, or does it blink? Stays on Mechanic's Assistant: Are you fixing your Altima yourself? What have you tried so far? Myself....replaced the mass air flow sensor