BMW 3 Owners & Service Manuals

BMW 3 Series G20 (2018-2026) Training manual

BMW 3 Series G20 (2018-2026) Training manual

The BMW 3 Series G20 training manual is designed to provide detailed information and instructions to BMW technicians and dealership staff regarding the features, systems, and maintenance of the BMW 3 Series G20.

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 Introduction

 General information

Symbols used The following symbol is used in this document to facilitate better comprehension or to draw attention to very important information: Contains important safety information and informatio

 Training

Qualification to work on the high-voltage system of the G20 PHEV (Hybrid Generation 4.0) can be acquired via the respective web-based training if the service employee meets the following prereq

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 Check Control

Concept The Check Control system monitors functions in the vehicle and notifies you of malfunctions in the monitored systems. General information A Check Control message is displayed as a combination of indicator or warning lights and text messages in the instrument cluster and, if applicable, in th

 Equipotential bonding

The low-resistance connection between the housing of the high-voltage battery unit and ground is a crucial prerequisite for the fault-free function of the integrated isolation monitoring. This is why it is important to observe the correct tightening torque for all assembly screws. It is also impo

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