Seems like I'm pretty lucky to still manage above EPA Where is this displayed?
How much does an uphill eat into MPG? My morning commute is a gradual downhill which is fantastic, but going back home means I'm steadily going...
I feel like gear hunting is more a property of the OEM's transmission tuning. The ZF 8-spd seems to be insanely popular and being slapped into...
2008 Toyota Sienna. It seems to remain slipping a bit in 4th despite very low loads, mostly locks in 5th. It locks during engine braking but...
TBF, it's probably the automatics with 1 - 2 more gears than manuals that pull ahead from better engine rpm range over a manual's direct clutch...
I repeat my statement in being more confident in a digital readout vs watching for minute RPM fluctuations or feeling vibrations when there's...
I don't think I'm able to detect TCM codes or Turbine speed on my scanner. I agree that a little slip is fine, I think I saw a chart once that...
A few weeks ago, I realized that a torque converter locking produces a measurable behavior: the RPM and speed move together at a fixed ratio....
Where'd it go?
I remember reading about that for intake valves (V-tec, etc), didn't realize it could be applied to the throttle valve as well. I always expected...
I got some testing done with OBD readouts for the van, it seems at about 60-70% load the engine was using about 2.3 to 2.7 gal/hr. Weird thing I...
I think the Gen 5 is actually a bit lower, using a smaller frontal area to compensate for the worse Cd. I believe it really is because of the...
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