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Explore our collection of insightful articles covering a wide range of topics related to automotive engineering, ECU tuning, car repairs, and more. Join us as we explore the world of automotive technology with expert advice and practical tips. Whether you're a car enthusiast or a DIY mechanic, our blog has something for everyone.
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Ferrari MED17.3.5
Mapswitch on Ferrari 488 MED17.3.5 using cruise control buttons[…]
Porsche 911 992 MG1 Aurix Multimap!
World's first! Porsche 911 Carrera 3.0/3.8 custom code including map-switch and rolling LC now available, here's a video:[…]
Simos18 mapswitch
Switch maps with any combination such as Brake + accelerator pedal control or brake + cruise control set. Here, Check out the video below:[…]
ECU hacking classes
We get a lot of emails requesting classes on hacking ECU's to modify code and add custom functionality. After some deliberation we decided to organise[…]
Mclaren 720s multimap
Switch upto 9 map sets of unlimited number of maps(flash storage is the only limit!), Here's a video here showing how it works[…]
Mclaren 650S Multimap
Another world first! Mclaren 650 custom code including mapswitch and rolling LC now available, here’s a video showing how it works:[…]
BMW S55 multimap
Made mapswitch for MEVD17 ECUs found in BMW. Stay tuned for features on F90 ! TC29x is a pain but making huge headway into the new[…]
Mercedes MED1775 multimap
So a first for us here at Tangent and worldwide! Great car to have multiple modes on. Maps are switched with Acc pedal + brake. A video here showing[…]
EGS52 CAN message reversing
So a tuner and long time map switch partner asked us if we could reverse the CAN messages and modify the message bytes […]
Nitrous/water meth control using stock ECU
We were recently asked to add a set of port injectors and nitrous in an engine with full control over it. So we[…]
AC Compressor repair
Last year the Air-con on my Skoda Octavia(2002 1U) started behaving erratically. Did some basic diagnosis (pressure check in […]
Audi RS3 MED17.1.62 Mapswitch
On this engine there are a lot of maps for timing control. I have developed a solution to switch all the maps(84!)[…]
Mercedes EDC15C Mapswitch
With this ECU, I have implemented mapswitch on all EDC15 ECUs released in the market by Bosch! This version has[…]
EDC15 Scrambling
A lot of tuners work hard on the dyno to make tunes, only to be copied by rivals. I have come up with a solution to protect the maps by scrambling them[…]
EEPROM fun
I had to program a legacy EEPROM on a Mercedes EDC15 ECU. I had a choice: to buy a reliable tool to read/write the E2P(3SP08/95SP08) or make my own by[…]
Live-tune for E85 blend
A tuner contacted me to make a special version of map switching. Basically they needed a way to adjust KRKATE for varying alcohol content[…]
TDI Swap!
Jan of 2019, I was contacted by a offroad racing team. These guys had been using old mechanical pump Mahindra engines in their builds. They were bothered[…]
Climatronic Retrofit
So we’d originally done this project 8 years ago, on our older Skoda Octavia. It was time to do it on the newer one now. Too analog, gotta add some electronics to this[…]
MEDC17 UDS Flashing Exploit
Just finished writing the backbone of my flashtool last week. Can flash any MEDC17(presently only UDS based). Here’s a snippet […]
ABS ECU Repair
Skoda Octavia/Laura 1Z(2009 Facelift L&K). It had an ABS issue. Skoda service made a bill of upwards of 1lac(1400$) just to replace the ABS unit. I was never […]
BOSCH EDC15 MapSwitch
So for years tuners have tried various different techniques to have multiple tunes in one ECU. There are several advantages to this: Multiple tunes with different output power levels […]
Audi Q5 0B5 DL501 DSG repairs
Audi had quoted upwards of 6lac(8000$) to replace the gearbox. The first thing we did after purchasing it was to get the mechatronic unit out and fully disassembled: […]