Reset CVT learning | Subaru Outback Forums

Funny you chose today to bump this thread, since I just came across it in a google search. Last night I disconnected my battery to run a reconditioning cycle on it with a CTEK 7002. As soon as I drove off on my way to work this morning, I could tell the throttle response had changed quite dramatically (much more gradual tip-in), but I can’t say the CVT feels any different (mine has always been smooth as butter). More anecdotal observations for ya. ;) WRT monitoring through OBD, I’ve seen some discussion among tuners that there are some values that will gradually return to normal after a system reset or reflash (but nothing specific to the transmission). ECU just doing it’s thing.

Anyway, since this procedure involves disconnecting the battery and using the brake to fully drain the electrical system, I thought it might be helpful to remind folks that there is a list of things in the 2015 FSM that are supposed to be done after reconnecting the battery:
http://www.subaruoutback.org/forums…fter-battery-disconnection-2.html#post2926242
(odd thing is I can’t get this or any other file to download from the forum lately – luckily I already had this file saved)

Seems most folks get by just fine ignoring this list with the exception of resetting the windows, but, personally, I like to follow the recommended throttle and idle calibration. Basically, after reconnecting the battery, you put the ignition in the ON position without starting the engine (2 presses with your foot off the brake for pushbutton start). Leave it there for at least 10 seconds for the throttle to complete adjustment. Next, start the engine and make sure no additional loads are present (lights, AC, etc). Without touching the gas pedal, let the engine idle until fully warmed up (radiator fan activates at least twice). Done.

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MrGeeAdmin
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