Originally Posted by
Silverarrow
Hi,
There has been questions about what OEM map sensor I used that is capable of 3.5bar. Here it is:
Bosch 0261230193,0261230143. MB A0061539928
Hope this helps others
/A
If you used A0061539928 in place of the A0051537228, and you did not reprogram your ECU to re-scale the signal, then that is your problem. Both sensors operate at 0-5v. So, the same PSI in the new and old sensor will translate into a different voltage readings and will confuse the ECU.