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General
In order to To safely flash your TCU, it is mandatory to you must use the right correct hardware and prepare your vehicle. Please Please make sure you don’t have any mechanical problems on your transmission. xHP won’t cure bad mechanics. Never. If you’re already experiencing flared shifts, wrong shifts or jerks during shifts, your transmission most likely needs service or repair before tweaking don't have any mechanical problems with your gearbox. xHP won't fix bad mechanics. Never. If you're already experiencing jerky shifts, mis-shifts or bucking, your transmission probably needs to be serviced or repaired before you flash it.
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Don’t Do not use xHP with transmissions which on gearboxes that are not in fully operating statefull working order. |
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xHP will does not flash transmissions or transmission controllers outside of the car. vehicle (Bench flashing). |
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The operation Operation is solely restricted to in-car usage on use in supported BMW vehicles only. |
Why can I not connect to/flash my car?
Although we have optimized optimised the flashing procedure process to work on as many devices as possible and to be as stable as possible, there are still factors outside of beyond our control , that can interrupt the flashing procedureprocess.
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The flash method used by xHP is 100% safe for your TCU! You won’t be able won't be able to brick it. |
Follow these
Stepssteps to find
the reason,out why your flash may not
finishbe ready.
Step 1: Check
isyou have the latest
Appversion of the app
Always make sure , to flash you are flashing the latest viable version of the app , on either Platformplatform. We are constantly improving the App and are app, adding new features, and supported supporting cars, so you want the app to be up to date.
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Should If your app version is not be the latest one, DO NOT UNINSTALLuninstall the old app, but only update it via the App Store. |
Step 2: Check for
Overlookedoverlooked preparation steps
As there have some are several steps to be taken, it can happen that follow, one or more preparations may have been overlooked. Make sure you followed have completed all the preparations for:
Your flashing device
Your car itself
Step 3:
DoubleCheck your
Flashing Hardwareflashing hardware
We do recommend high-quality flashing gearequipment, as especially cheap DCAN cables can lead to interrupted cause intermittent flashes. See our recommended recommended flashing hardware.
Step 4: Check for aftermarket CAN
-Busbus devices
Any aftermarket device connected to the CAN -Bus bus (like such as a JB4) needs to must be disconnected/turned OFF prior switched off before flashing any ECU on your carvehicle. Examples of units potentially causing issues for every devices that may cause problems with any flash operation:
throttle pedal tuning boxes
any performance displays (like Awron)
sport-exhaust with sound control installed in the car
aftermarket Android Headunits
aftermarket CarPlay Units
aftermarket HUD (head-up displays)
aftermarket immobilisers, like the “Ghost immobiliser”
Mileage manipulation devices
Step 5: If
everythingall else fails, do not hesitate to contact us
Should all If none of the above not help youhelps, please click on "Send Logs" in the menu to the left side menu, so that we can take have a closer look at this. Let us know when you have sent them it and what email you are using use to log into in to the app.
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Write to us directly at support@rbttuning support@xautomotive.com and please include the following information , to help us to be able to so that we can help you as fast quickly as possible:
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Problems with your license/voucher codes
When If you change your device or made a update your software update, it is necessary that you log into you must sign in to the app again , with using the same email account and Login login method you used the first time.
“We're sorry, but this voucher has already been redeemed.”
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Voucher codes can only be redeemed once to unlock a car. This Unlock unlock is then bound tied to a Login sign-in method, like “such as "Continue with Google” " and the email address you used together with this Loginwith that sign-in.
This means , you are most likely logged signed in with the wrong email account or wrong Login login method.
Should If you are still be logged signed in, go to “About” click “Logout” then click on “Login”.There you find the button "Find your account". Click on 'About', click 'Sign out', and then click 'Sign in'.
You will see a button that says 'Find your account'. Click it and follow the instructions.
Then it shows you what It will show you which account is connected to associated with your license and with what the method you have need to use to log sign in again (for example e.g. "Continue with Google" in the picture below its “Continue with Google”):
Should this not work, please send us the full VIN of the car at support@rbttuning support@xautomotive.com, and then we can look it up manually.
Product Voucher mismatch
Probetext, mit Webshop link und Hinweis das 6HP 8HP 7DCT nicht das selbe sind.
“VoucherProductMismatchException”“VoucherProductMismatchareion”
You are trying to to redeem a product with the wrong type of voucher code, please make sure to you only use Map Pack map pack vouchers for Map Packs map packs and Flash flash license vouchers to unlock Flash flash licenses.
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Be aware, that you need to redeem a Flash license first, before you are be able to redeem a Map Pack. |
“NoInternetConnectionWhileRedeemingVoucher”
Make sure to you have a fast & and active internet connection.
When If you are using a Wifi or ENET adapter, make be sure to unplug the adapter and turn OFF flight mode, off Flight Mode to get an active internet Internet connection and be able to redeem the voucher. After redeeming the voucher redemption, reconnect the Wifi or ENET adapter and switch the flight mode Flight Mode back on.
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Why is this necessary? As smartphones tend to prefer a Wifi WiFi and an Ethernet connection over the Cellular to a cellular connection (3G/4G/5G), it can happen, that some devices will may ignore the existing internet Internet connection they have , as long as a WiFi or ENET adapter are is connected to them. This means that to be able to redeem vouchers, or load the cars download maps, etc. those , these adapters need to must be temporarily disconnected briefly. |
When using the WiFi adapter
make, be sure to follow
the belowthese steps
Go to the Wifi menu
Connect to the
Wi-Fi adapter
Click Connect
so the car gets recognised
Click on “flash license”
Turn Wifi OFF to disconnect from the adapter
Redeem your voucher via 4G/5G connection
Turn both Wifi ON and flight mode ON again
Now you should be ready to flash
When using the ENET cable
make, be sure to follow
the belowthese steps
Set the correct IP address & click Connect
unplug the adapter and turn OFF flight mode
Click “flash license”
Redeem your voucher
Plug the adapter & ENET cable back in
Click Connect
so the car gets recognised
Turn flight mode back ON
Now you should be ready to flash
Back to the Overview Page.