 |
 |
|
|
07-21-2009, 02:29 PM
|
#20 |
|
Half a Bubble Off Plumb
Drives: 2009 Yaris Sedan Join Date: Mar 2009
Location: Bristol, Tennessee, USA
Posts: 1,593
|
That could result in a mileage improvement, if the lower octane fuel was causing the engine's knock sensor to retard the ignition timing to limit the knock, making it burn the fuel less efficiently. This has been discussed endlessly in other threads.
|
|
|
|
|
Threaded Mode