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1、BMW ServiceAftersales Training - Product information. Electrical/Electronic Systems E92.The information contained in the Product Information and the Workbook form an integral part of the training literature of BMW Aftersales Training.Refer to the latest relevant BMW Service information for any chang
2、es/supplements to the Technical Data.Information status: April 2006conceptinfobmw.de 2006 BMW Group Mnchen, Germany. Reprints of this publication or its parts require the written approval of BMW Group, Mnchen. VS-12 Aftersales TrainingProduct Information. Electrical/ElectronicSystemsE92.Vehicle immo
3、bilizer EWS4 for increased security on petrol engine vehicles.Daytime driving lights with corona rings.Adaptive headlight with additional turn- off light.Increased convenience provided by seat belt extenders.Notes on this product informationSymbols usedThe following symbols are used in this product
4、information to facilitate better comprehension and to draw attention to important information.3contains information to facilitate better understanding of the described systems and their function.1 identifies the end of a note.Information status and national variantsBMW vehicles conform to the highes
5、t safety and quality standards. Changes in terms of environmental protection, customer benefits and design render necessary continuous development of systems and components. Consequently, this may result in deviations between this product information and the vehicles available in the training course
6、.This document relates exclusively to left-hand drive vehicles with the Europe specifications. Some controls or components are in part arranged differently in right-hand drive vehicles than shown on the graphics in the product information. Further differences may arise as the result of the equipment
7、 variants used in specific markets or countries.Additional sources of informationFurther information on the individual topics can be found in the following sources of information:- Owner s Handbook- BMW diagnosis system- Workshop systems documentation- SBT BMW Service Technology.Contents. Electrical
8、/Electronic Systems E92.Objectives1 Reference for practical applications.1Introduction3 Modifications in the electrical/electronic systems of the E92 Coup.3 System overview5 Vehicle systems network E92 EU5 Vehicle systems network E92 US7 Energy management in the E9211 Functions17 Car access system17
9、 Comfort Access27 Exterior lighting28 Turn-off light32 Interior lighting42 Power windows47 Electrically adjustable seats with rear compartment easy-entry48 Seat belt extender53 Audio systems60 Voice activation system64 Passive safety65 Service information67 Comprehensive service information at a gla
10、nce.67 Summary69 Overview of most important points.69Test questions71 Questions71 Answers to questions7513Objectives. Electrical/Electronic Systems E92.Reference for practical applications.This product information describes the changes made in the E92 electrical/electronic systems compared to the E9
11、0.This publication supplements the seminar material defined by BMW Aftersales Training. This product information can be used for self- study purposes and as a source of reference.In preparation for the technical training and in connection with the practical exercises as partof the training course, t
12、his manual will enable the participant to perform service work in the area of the electrical/electronic systems in the E92.Technical and practical knowledge of the systems in the BMW E90 is the prerequisite for fully understanding the changes and systemspresentedinthisproductinformation.2334Introduc
13、tion. Electrical/Electronic Systems E92.Modificationsintheelectrical/electronicsystemsoftheE92 Coup.Thevehiclesystemsnetworkandthescopeof the electrical/electronic systems have been adopted from the BMW 3 Series E90. The different body structures between the Saloon and Coup have made it necessary to
14、 make corresponding adaptations and modifications to the individual systems. 3Obvious changes such as the absence of the rear power windows or the central locking function for the rear doors are not described here. 1This publication describes changes and modifications that result in an expansion or
15、modification to the corresponding function. The system descriptions are subdivided into following areas: Vehicle systems network E92 EU and US Energy management General vehicle electrical system Car access system with EWS 4 Exterior lighting Welcome light Daytime driving light Turn-off light High be
16、am assistant Interior lighting Rear compartment footwell lights Ambient linear lighting Power windows Seats with rear compartment easy entry Seat belt extender, driver/front passenger Information and communication technology Audio systems Voice activation systems Passive safety.4455System overview. Electrical/Electronic Systems E92.Vehicle systems network E92 EUWith the adoption of the vehicle systems network from the E90 with the junction box as the gateway and the
