Low gas mileage in GDA - it's the driver's fault!
i commute to school, and its like a good 40 mile drive one way. the first few weeks i drove past 80 mph, but now after awhile im driving so much slower. now its rarely higher than 3k rpms. driving like a granny actually helps mileage.
who would have thunk it?
who would have thunk it?
Try this driving style for one tank of gas and see what you get:
Shift around 3000 rpm, only partial throttle. When you brake..don't downshift..pop it into neutral and just brake with the brakes. If you don't stop all the way and it's time to go just pop it into the correct gear and go.
Try that for a tank of gas (it may be hard to change driving styles, but think of it as a test) and see what you get
Shift around 3000 rpm, only partial throttle. When you brake..don't downshift..pop it into neutral and just brake with the brakes. If you don't stop all the way and it's time to go just pop it into the correct gear and go.
Try that for a tank of gas (it may be hard to change driving styles, but think of it as a test) and see what you get
Registered User
Joined: Mar 2003
Posts: 137
From: Elkton, Virginia
Car Info: 1998 Subaru Impreza L 2.2
Gas Mileage
Letting your car warm up is a high debated issue. I let mine idle for 2-3 minutes, but who am I?
Driving style, altitude, the weather, octane, dirty air filters, fuel filters, spark plugs, oxygen sensors, and so one can affect your gas mileage. If you aren't getting something similar to the mileage suggested by Subaru then something is wrong, I don't care what anybody says.
-Charles-
Driving style, altitude, the weather, octane, dirty air filters, fuel filters, spark plugs, oxygen sensors, and so one can affect your gas mileage. If you aren't getting something similar to the mileage suggested by Subaru then something is wrong, I don't care what anybody says.
-Charles-
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wen i had no S-AFC... the most i could get outta my tank would be like 200-220 if i wuz lucky
now that im tuned, the most i got wuz like 300...
just remember... neutral is you best friend
only put it in gear when its necessary, and try to keep outta boost, thats where you save gas... if u have a boost controller, leave it on low boost for cruising & switch to hi boost for merging into traffic or emergencies...
or get an afc
now that im tuned, the most i got wuz like 300...
just remember... neutral is you best friend
only put it in gear when its necessary, and try to keep outta boost, thats where you save gas... if u have a boost controller, leave it on low boost for cruising & switch to hi boost for merging into traffic or emergencies...
or get an afc
Originally posted by Wheels
Yeah well what people seem to forget is the fact that at low RPMs the oil and water isnt being pumped like it would at higher RPMs resulting in poor oil circulation and really bad water circulation (if you have an air lock in the water good bye engine.
Yeah well what people seem to forget is the fact that at low RPMs the oil and water isnt being pumped like it would at higher RPMs resulting in poor oil circulation and really bad water circulation (if you have an air lock in the water good bye engine.
1.) Oil circulates almost instantly after the engine begins to fire
2.) Theres a thermostat in the engine blocking of flow through the block until the block gets hot, so water isnt flowing through the engine until it warms up anyway dumbass (sorry man, but pull you're head out of you're ***)
3.) Idling = poor combustion = excess carbon produced which dirties up you're cylinders, gets all up in the exhaust valves, and is hell on the turbo.
4.) Idling doesnt create much heat since there is no load on the engine. If you had to wait for the thermostat to open on just idling in the morning you would be waiting for quite some time.
Dont wanna be an ***, but I get pissed when people talk out of theirs.
Instead just dont beat on the car (stay at/below 3500) for the first 3-4 minutes so that the oil can thin out a little and the bearings can all get warmed up.
Last edited by Br1t1shguy; Apr 23, 2003 at 04:44 PM.
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haha don't listen to me!
