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Author Topic: 5HP24 TCU on 6 cyl ECU?  (Read 3243 times)
vtraudt
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« on: February 13, 2017, 04:53:08 AM »

Possible to tune the 5HP24 TCU (used on 8 cyl engine) to work with 6 cyl ECU (or vice versa)?
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2002 Allroad 2.7T 6spd stage 2
1998 A4 1.8T 5spd stage 3
1996 A4 2.8 auto stock
k0mpresd
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« Reply #1 on: February 13, 2017, 06:43:22 AM »

ecu needs edit, not tcu. then will work.
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eakinsj
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« Reply #2 on: August 06, 2022, 01:15:27 PM »

I have a 2004 allroad with a 2.7 engine. I have installed a transmission from a 4.2 allroad in. I have also changed the rear differential. The data being reported from the TCU is now incorrect and causing the car to idle weird. TCU is sending maxed out load values to the ECU. Is there any way to fix this problem without getting a allroad 4.2 TCU?
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BlackT
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« Reply #3 on: August 06, 2022, 03:52:58 PM »

Post full scan from VCDS
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_nameless
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« Reply #4 on: August 07, 2022, 01:27:00 AM »

I have a 2004 allroad with a 2.7 engine. I have installed a transmission from a 4.2 allroad in. I have also changed the rear differential. The data being reported from the TCU is now incorrect and causing the car to idle wput the roper tcu in the careird. TCU is sending maxed out load values to the ECU. Is there any way to fix this problem without getting a allroad 4.2 TCU?
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Giving your mom a tuneup
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