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View Full Version : DTC off 1A 1B on x5 4.4i ME 7.1



dariobmw
3rd October, 2017, 06:36 PM
Please kan someone delete this error codes on a ME 7.1 bmw x5 4.4 i ,
or deactivate the lambda control , because on diag only thi errors but the car is perfectly
running and no limp mode or other problems

THANKS ALOT

dariobmw
3rd October, 2017, 08:04 PM
Sorry if it helps the errors is lean and rich sistem related errors P0171 P0172 P0174 P0175
i think this is the errors , the 1A 1B is the BMW specific ........