Audi A4 No Communication With Ecu

Audi a4 1 8t volkswagen fuel pump replacement golf jetta passat.

Audi a4 no communication with ecu. Common faults with audi ecus and abs pump modules explaining the fault and likely problems with audi a3 and a4 ecu problems giving specifics audi ecu repair and the solution. A4 s4 rs4 a5 s5 rs5 q5 sq5 b8 classifieds. I also have that code on my ecu that runs perfect and didn t have the code on my stock ecu which the program was flashed to. How to replace a starter relay yourmechanic advice.

Brings the abs light on and the and no communication via diagnostics. No communication with engine ecu when airbag ecu connected. Common fault with all a3 vehicles built after 2004 common. I am 95 sure its the ecu that is faulty but i want to get some other peoples opinions here.

This is the ecu that came with the car. Technical vw audi vag com diagnostic forum. I am trying to diagnose a problem i have with my car. There is no power to the fuel pump.

Audi a3 abs pump module. Vcds communicates with all the other modules but not the ecu. Audi a4 questions audi will not start wont even crank is it the. Engine cranks but wont start no communication with ecu fans on.

Audi a4 aeb ajl 1996 1998. Results 1 to 13 of 13 thread. New genuine oem components are used when rebuilding all ecu units to meet and exceed oe specifications. My ecu wont communicate with vcds nor maestro7.

The car cranks but wont start. No programming is required when fitting refurbished ecu s and they all come with our 12 month warranty. 2007 audi q7 fuse diagram library wiring diagram. I got it chipped by apr no soldering and then i brought it to tony epl to put the base 605 tune on.

I really hope its not the ecu because it has the maestro7 software.