Drivetrain Malfunction

818A90Supra

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Kevin
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Hey guys, so I’m sure many have had this issue, but I still can’t seem to find the solution to it, so I figured I’d explain it in my words. I purchased my tune through MHD, on stage 1+ it goes well, never had an issue with it. Then I upgraded my chargepipe and put downpipes and jumped on stage 2 and it always throws me the drivetrain malfunction code. I figured it was the tune so I hopped on a custom tune with a known tuner but we still run into the same issues, Is there any way to avoid that? It only does it on stage 2 on MHD and on the custom map, (Wedge), but when I go back to stage 1 it never throws it. Any suggestions?
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Waferz

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Michael
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2020 supra launch edition, 1993 rx7
Hey guys, so I’m sure many have had this issue, but I still can’t seem to find the solution to it, so I figured I’d explain it in my words. I purchased my tune through MHD, on stage 1+ it goes well, never had an issue with it. Then I upgraded my chargepipe and put downpipes and jumped on stage 2 and it always throws me the drivetrain malfunction code. I figured it was the tune so I hopped on a custom tune with a known tuner but we still run into the same issues, Is there any way to avoid that? It only does it on stage 2 on MHD and on the custom map, (Wedge), but when I go back to stage 1 it never throws it. Any suggestions?
Switch to Ecutek
 

nd19

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I’m running ets down pipe and catback. A charge pipe, CAI, pure800 upgrade and the Visconti flex fuel kit with a pro tune. Have the exact same message pop up and it seems like the car kind of cuts off some power or something maybe a safety measure. Not sure what it is
 

Waferz

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Michael
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2020 supra launch edition, 1993 rx7
I’m running ets down pipe and catback. A charge pipe, CAI, pure800 upgrade and the Visconti flex fuel kit with a pro tune. Have the exact same message pop up and it seems like the car kind of cuts off some power or something maybe a safety measure. Not sure what it is
Switch to Ecutek and have Marin tune the car and it will go away
 

Marin@MarinTuned

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Can you consistently make this happen? If it happens under throttle this is in the tune and its something quite simple. Feel free to send me a log and I can try and take a look at it at some point today. I might actually start supporting some basic tuning on MHD here in the next month or so. But I haven't had the time to finish mapping out all of the definitions yet.
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