ratter Member 6,793 Member For: 19y 18d Gender: Male Location: @ my laptop Posted 30/08/10 10:23 AM Share Posted 30/08/10 10:23 AM (edited) Unlike a manual box that has mechanical gears that lock together, an automatic relies on diferent combination of clutches and bands to give the desired gear ratio, these clutch's and bands rely on oil pressure to keep them applied, no oil or pressure and it will slip Edited 30/08/10 10:23 AM by ratter Link to comment https://www.fordxr6turbo.com/forum/topic/70234-new-gearbox-lasted-1day/page/2/#findComment-1036166 Share on other sites More sharing options...
XR64LT Donating Members 678 Member For: 17y 5m 6d Gender: Male Location: sydney Posted 30/08/10 10:58 AM Author Share Posted 30/08/10 10:58 AM thanks ratter, hopefully I can just fill up the transmission fluid and get it RETUNED and all is well, im due for something to go right these days Link to comment https://www.fordxr6turbo.com/forum/topic/70234-new-gearbox-lasted-1day/page/2/#findComment-1036193 Share on other sites More sharing options...
ratter Member 6,793 Member For: 19y 18d Gender: Male Location: @ my laptop Posted 30/08/10 11:18 AM Share Posted 30/08/10 11:18 AM no worries mate, but I would not expect a tuning issue to cause the problems you are having unless they shift pattern has been altered and stuffed up, most tuners do not alter the shift patterns though. Link to comment https://www.fordxr6turbo.com/forum/topic/70234-new-gearbox-lasted-1day/page/2/#findComment-1036206 Share on other sites More sharing options...
XR64LT Donating Members 678 Member For: 17y 5m 6d Gender: Male Location: sydney Posted 30/08/10 12:05 PM Author Share Posted 30/08/10 12:05 PM no I think the shift pressures were up'd in the standard box when it was tuned last time, and now with a bigger oil pump in this box my thoughts were that there is to much pressure now, hope that makes sense Link to comment https://www.fordxr6turbo.com/forum/topic/70234-new-gearbox-lasted-1day/page/2/#findComment-1036229 Share on other sites More sharing options...
xr6t_ute Donating Members 2,281 Member For: 17y 11m 20d Gender: Male Location: south east suburbs Posted 30/08/10 12:27 PM Share Posted 30/08/10 12:27 PM On 30/08/2010 at 12:05 PM, XR64LT said: no I think the shift pressures were up'd in the standard box when it was tuned last time, and now with a bigger oil pump in this box my thoughts were that there is to much pressure now, hope that makes senseI dont think its that maybe the pump itself is damaged. Link to comment https://www.fordxr6turbo.com/forum/topic/70234-new-gearbox-lasted-1day/page/2/#findComment-1036236 Share on other sites More sharing options...
ratter Member 6,793 Member For: 19y 18d Gender: Male Location: @ my laptop Posted 30/08/10 12:27 PM Share Posted 30/08/10 12:27 PM On 30/08/2010 at 12:05 PM, XR64LT said: no I think the shift pressures were up'd in the standard box when it was tuned last time, and now with a bigger oil pump in this box my thoughts were that there is to much pressure now, hope that makes senseI can see what you mean, but don't think it is possible, but hey I'm not a trans expert, there should be no pressure in the box to cause the oil to come from the breather unless there is a faulty seal or ring internally allowing pressure to build up in the case, if it was a combination of high oil pump pressure as well as controlled pressure the shifts would be that hard that your neck would just about break, well maybe not that bad, but you get my point. Happy to be proven wrong though so you get you car going again.get your tuner to load all factory settings back into the tune, refill your gearbox and see if it does it again. Link to comment https://www.fordxr6turbo.com/forum/topic/70234-new-gearbox-lasted-1day/page/2/#findComment-1036237 Share on other sites More sharing options...
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