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1、Trainer Background Material Displays, Indicators and Con- trols E87BMW ServiceThe information contained in the Trainer Background Material is intended solely for the trainer of BMW Aftersales Training.Refer to the latest relevant “BMW Service“ information for any changes/supplements to the Technical
2、 Data.Information status: April 2004conceptinfobmw.de 2004 BMW AG Aftersales Training, Mnchen, Germany.Reprints of this manual or its parts require the written approval ofBMW AG, Mnchen.Trainer Background Material Displays, Indicators and Controls E87Pin assignments of control unitsCodes of check co
3、ntrol messagesContentsIntroduction1 More information for the trainer1System components3 Instrument cluster3 Central Information Display (CID)4 Controller5 Functional principle7 Instrument cluster717Introduction Displays, Indicators and ControlsMore information for the trainerThis trainer background
4、material THG providesthetrainerwithfurtherinformationon the display, indicator and control concept implemented in the new BMW 1 Series.The trainer background material is subdivided into the following sections: Connector assignments for the components Instrument cluster Central information display Co
5、ntroller To select check control messages in the instrument cluster2738Displays, Indicators and Controls System componentsInstrument clusterPin assignmentsThe 18-pin plug connection (1) is located at the rear of the instrument cluster.1 - 18-pin plug connectionIndexSignal sensorPin type description
6、1Spare inputSpare input 2-Not connected 3-Not connected 4A-TEMP +Input for outside temperature5A-TEMP-Output ground for outside air temperature sensor 6K-CAN_HCommunications CAN high signal 7K-CAN_LCommunication CAN low signal 8-Not connected 9Terminal 30Power supply (+12 V permanent) 10Spare inputS
7、pare input 11-Not connected 12Factory testHigh/Low 13/14-Not connected 15-Not connected 16LSS analogue inputAnalogue input MMI instrument cluster (LSS) 17Spare inputSpare input 18Terminal 31Ground contact48Central Information Display (CID)Pin assignmentsThe following connectors can be found on the b
8、ack of the central information display: Power electronics plug connection The connections for the K-CAN are integrated in the 6-pin plug connection. LVDS plug connection (Low Voltage Differential Signalling) The 10-pin plug connection represents the connection between the M-ASK and the central infor
9、mation display CID.Power-electronics connector, 6-pin:LVDS connection, 10-pin:PinSignal sensorPin type description 1Terminal 30Voltage supply 2- 3Terminal 31Ground contact 4- 5K-CAN-HBody CAN high signal 6K-CAN-LBody CAN low signalPinSignal sensorPin type description 1RX_IN2+Blue signal, positive 2R
10、X_IN2-Blue signal, negative 3- 4RX_IN1+Green signal, positive 5RX_IN1-Green signal, negative 6RX_CK+Synchronization, positive 7RX_CK-Synchronization, negative 8- 9RX_IN0+Red signal, positive 10RX_IN0-Red signal, negative58ControllerPin assignmentsThe controller features a power electronics plug conn
11、ection (8-pin) that is used for both variants.Thebuttonpanelhasa4-pinpower-electronic connector with connection to terminal 58g for the locator lights.Power-electronic connector, 8-pin:Power-electronic connector, 4-pin:PinSignal sensorPin type description 1Terminal 30Voltage supply 2Terminal 31Groun
12、d contact 3Terminal 31Ground contact 4K-CAN-HBody CAN high signal 5K-CAN-LBody CAN low signal 6PTTButton for voice input system 7MENMenu 8-PinSignal sensorPin type description 1Terminal 31Ground contact 2PTTButton for voice input system 3MENMENU 4Terminal 58gLocating light6879Functions Displays, Ind
13、icators and ControlsInstrument clusterInformation for the trainerCheck Control messagesThe CC messages are detected by the monitoringcontrolunitsandroutedviathebus system or analogue cable to the instrument cluster.Communication between the instrument cluster and the central information display CID
14、takes place via the K-CAN.To select check control messages in the instrument clusterThe instrument cluster shows a series of vehicle statuses and consequently generates CC messages.The following procedure must be performed to select a CC message:1. Press the rocker switch in the steering column stal
15、k up or down until the “Check Control“ function appears in the instrument cluster.2. Press the BC button on the steering column stalk and confirm the display.3. Press the rocker switch up or down to select the CC messages.4. Press the BC button on the steering column stalk to exit the menu.3The outs
16、ide temperature or a previous priority 1 message is displayed again if the rocker switch is not operated for 8 seconds. 1All the described test functions can also be performed via the BMW diagnostics system.1 - To select check control messages in the instrument clusterControl unitID codeFixed indicator lampVariable indicator lampCheck Control messageMessage in Central Information DisplayAHM4Trailer, parking light, left! CheckAHM5Trailer, side light, right! Chec
