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Home >> BMW >> 1995 >> 325is Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Self-Diagnostic System >> Self-Diagnostics Feature >> TEST CODE/CONTROL UNIT IDENTIFICATION Function
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TEST CODE/CONTROL UNIT IDENTIFICATION Function

After selecting a control unit through BMW diagnostic software, an identification page appears. Printout of this page is followed by a test code on printer. This test code contains information which can be used to determine whether correct control unit is installed without having to remove control unit from vehicle. Control unit identification output consists of the following.