Here you are:
Purpose:
copy the
make the mileage follow
Model:
Audi a4 2001
Optional devices:
Digiprog3, or ecu programmers like Xprog, Carprog, UPA-USB programmer
Original cluster:
The Jaeger cluster barely works
Suggestion:
read the pin code from both the Instrument and adapt it to the vehicle
What to do on pin 21 and 22 on the chip:
- With ECU programmers:
Eprom.set type,mcu,hc12,read,save.
eprom,set type,mcu,hc12,file,load,write.
Buy yourself Xprog-M programmer, Carprog, UPA-USB.
Pin 21 and 22
- with Digiprog3:
Eprom,set type,mcu,hc12,read,save.
eprom,set type,mcu,hc12,file,load,write.
Reference:
AUDI MM AB 8/2001 DIAGNOSIS / TACHO DIAGNOSIS
(Write down the exact ALWAYS
The diagnostic port is in the driver's footwell. Turn the ignition
on a vehicle. Connect plug ST16 the diagnostic port and the
DIGIPROG.
Select the program: cars / trucks - AUDI - MM 4 / 99- DIAG.
The DIGI PROG II shows you the
Enter the
Should be then after programming on the speedometer 999999 KM give
The
false indicates KM. Now you build the speedometer and break it to the
Arrows at. Now connect the blue and the green plug with
the speedometer and plug ST41 with the DIGI PROG (picture on the following page.)
Now select the program: cars / trucks - AUDI - MM 4/99 HC12.
The DIGI PROG shows you the
Now shows you the DigiProg II 5 min wait. Remove the connection
between the DigiProg and the speedometer, wait 5 minutes and build the speedometer
again. Alternatively, for 5 min. Wait, you can also like in the image on the
next page shows the pins 21 and 22 bridges.
Here necessarily the board from any power supply (Digiprog,
external power supply, etc.), Pin 21 + 22 bridge, and then you can use the tachometer
Immediately reinstall.
OBDexpress disclaimer:
TRY ON YOUR OWN RISK
Thanks for all tech support from members’ share at http://cartechnology.co.uk/
http://www.mileageprogrammer.com/readwrite-audi-a4-eeprom-hc12-mileage/