![]() ![]() ![]() When I removed mine, a tablespoon or two of black carbon-like pebbles fell out.The cleaning procedure is also in the FAQ.Ĭlean out the throttle body- Over time, the throttle body gets dirty with a black coating. The changing procedure can be found in the FAQ.Ĭlean out the IACV- The Idle Air Control Valve sits above your throttle body. ![]() The fuel filter is relatively cheap ~$10. Check with your local mechanic or invest with a buddy and buy a kit.Ĭhange your fuel filter- This is a common suggestion for those with poor fuel economy. This feeds the cleaning solution directly into the fuel rail. Get a REAL injector cleaning.–In tank fuel injector cleaners can improve fuel economy, but the general consensus (members and a few mechanics) is that the Injector Cleaning Kits work much better. Just be sure it’s the correct ID (Interior Diameter)Ĭheck your knock sensors- An old malfunctioning knock sensor can send an erroneous signal to the ECU causing it to continuously ***** the timing which leads to poor fuel economy. You can buy replacement heater hose from Autozone for around $1/foot. You may find that once you take one off, it will crack. Basically check the hoses for cracks, holes, or interior build up. Her fuel economy went from 26MPG to 29MPG with noticeable power gains too.Ĭlean your MAF sensor- When your Mass Air Flow Sensor gets dirty, it can’t accurately measure air temperature and density and the ECU may run your engine rich.Ĭheck your vacuum hoses for leaks or obstructions- This is pretty self explanatory. Recently, we changed the plugs in my wife’s 2000 Celica GT. Replace your spark plugs- Poor spark due to worn or fouled spark plugs can rob your engine of both power and fuel efficiency. Check your air filter every time you do an oil change or after driving through very dusty areas I know I drive a compact but I guess many of these tips from the Nissan Infinity forum will do no harm.Ĭheck your air filter- Dirty air filters make the engine work harder to pump in air which decreases fuel economy. This is not our vehicle, but this guy is great at explaining things.Īny recommendations on MAF Sensor cleaner to buy or will any off the shelf product called MAF Sensor cleaner work? Q: Job sounds simple.How can I mess it up?Ī: DO NOT TOUCH ANY OF THE SENSORS WITH ANYTHING! Just spray them with the cleaner and give 30 minutes to dry before re-installing.Ī: Every time you change your air filter. Let it dry for about 30 minutes then pop that baby back in.ĮDIT** (Update for the questions being asked)Ī: I used CRC MASS AIR FLOW SENSOR CLEANER (unplug the sensor) Take it out with a philips head screw driver, and give it about 15 gooooood sprays of MAF cleaner in the two spots being pointed at in the second picture. ![]() If you don't know where your MAF is I circled it below. I had a can of MAF cleaner to try and fix an issue on my fiances car and decided to clean mine since the MAF on the Accord is easy as pie to get to. My car has 106k and I doubt the previous owner ever cleaned it. I did mine the other night and so far the last few drives to and from work, 66 mile round trip, I have been up 3 mpg on my average. Vweedub wrote: ↑Hey guys and girls I just wanted to send out a friendly PSA to clean your MAF sensor. ![]()
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