0746 and 0750 codes on my Mercedes Benz

Question

when i put the diagnostic machine on the car it gave these code 0746 and 0750 and they say self-adaptation of mixture formation for enleanment at partial load for right cylinder bank: above permissiable limit. what is the problem can someone help
. i managed to reset the check engine light and after a day it reappeared.

Answer 1

Hi there,

The P0746 code indicates an issue with the pressure control solenoid A. Here is a list of possible causes for this code.

P0746 MERCEDES-BENZ - Pressure Control Solenoid 'A' Performance Or Stuck Off
Read more: https://www.autocodes.com/p0746_mercedes-benz.html

The P0750 code indicates an issue with the shift solenoid A. Here is a list of possible causes for this code.

P0750 MERCEDES-BENZ - Shift Solenoid 'A' Malfunction
Read more: https://www.autocodes.com/p0750_mercedes-benz.html