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EDC15+-Funktionsbeschreibung-P12-VG2.de.en.pdf

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bosch 0 Functional Description EDC15 + P120 - VG2 © All rights reserved by Robert Bosch GmbH, including in cases of proprietary rights applications. All rights of disposal such as copying and passing on to us. 19 April 2002 DS / ESA Page 2 EDC15 + Y 281 S01 120 - VG2 0 bosch Contents 1 OVERVIEW ................................................................................................................ 1-1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Notes on the structure
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  bosch   0   Functional Description   EDC15 +   P120 - VG2   © All rights reserved by Robert Bosch GmbH, including in cases of proprietary rights applications. All rights of disposal such as copying and passing on to us.   19 April 2002   DS / ESA    Page 2   EDC15 +   Y 281 S01 120 - VG2   0   bosch   Contents   1   OVERVIEW ................................................................................................................ 1-1   1.1   1.2   1.3   1.4   1.5   1.6   1.7    Notes on the structure and use ............................................ 1-1 ..........   Definitions ................................................. ........................................ 1-2    Naming conventions ................................................. ..................................... 1-2   Symbole........................................................................................................... 1-3   Characteristic space ........................................................................................................ 1-6   Abbreviations ................................................. .................................................. 1-7   RCOS - operating states ............................................... ................................. 1-9   1.7.1 Initialisierung.......................................................................................... 1-9   1.7.2 Recovery................................................................................................. 1-9   1.7.3 Operational .............................................. ............................................... 1-9   1.7.4 Restart - treatment ............................................ ................................ 1-10   2-1   2   QUANTITY CALCULATION ................................................. ...................................   2.1   2.2   2.3   2.4   2.5   2.6   2.7   2.8   2.9   Survey ......................................................................................................... 2-1   Startup ................................................. .................................................. . 2-5   2.2.1 Start quantity calculation .............................................. ........................... 2-5   2.2.2 Start quantity control .............................................. .............................. 2-8   Begrenzungsmenge........................................................................................ 2-11   2.3.1 Smoke limitation and turbo boost limit .................................... 2-12   2.3.2 Torque limitation .............................................. ........................ 2-16   2.3.3 fixes the limitation amount ............................................ ........ 2-18   Idle controller ................................................. ............................................... 2-24   2.4.1 crossing detection .............................................. ....................................... 2-25   2.4.2 Set-up select .............................................. ............................. 2-27   2.4.3 desired idle speed calculation .............................................. ............ 2-30   2.4.4 Control Algorithm .............................................. .................................... 2-38   Desired quantity ................................................. .............................................. 2-41   PWG filter and driving behavior ............................................. ......................... 2-41   2.6.1 Double Analog PWG ............................................. ............................. 2-42   2.6.2 speed-dependent ride ............................................. ......... 2-53   2.6.3 Speed-dependent driving behavior .................................. 2-53   2.6.4 Torque Gradient ............................................ ........... 2-57   Fuel cut-off ................................................. ......................................... 2-60   Cruise control ................................................. ..................... 2-62   2.8.1 Examination of Breaking ............................................ ........... 2-67   2.8.2 GRA on wheel torque ............................................ ............................. 2-70   2.8.3 Execution of the selected function ........................................... ......... 2-72   2.8.4 Description of the GRA states ........................................... .............. 2-76   2.8.5 GRA-target acceleration ............................................ ......................... 2-87   2.8.6 Adaptive Cruise Control (ACC) ......................................... .................. 2-88   2.8.7 Status Display, shutdown and application notes .... 2-91   Arbeitsdrehzahlregelung................................................................................ 2-94   2.9.1 Overview .............................................. ................................................ 2 - 94   2.9.2 Variable working speed control ............................................. ........... 2-96   2.9.3 Fixed Work speed control ............................................. .............. 2-104   © All rights reserved by Robert Bosch GmbH, including in cases of proprietary rights applications. All rights of disposal such as copying and passing on to us.   DS / ESA   Contents   19 April 2002    0   bosch   EDC15 +   Y 281 S01 120 - VG2   Page 3   2:10 maximum speed limit ................................................ ........... 2-105   2.10.1 Evaluation of the request via Niveau1 and Allrad1 ................ 2-107   2.10.2 Setpoint tracking .............................................. .......................... 2-110   2.10.3 Initialization of the setpoint ............................................ ............... 2-113   2.10.4 Controller parameters selection .............................................. .................... 2-113   2.10.5 HGB PI controller ........................................... ...................................... 2-113   2:11 External quantity engagement ............................................... .............................. 2-114   2.11.1 drag torque limit for CVT ................................ 2-116   2.11.2 External control units engaged ............................................. .............. 2-117   2.11.3 EGS intervention ............................................. ........................................ 2-119   2.11.4 ASR intervention ............................................. ........................................ 2-126   2.11.5 MSR intervention ............................................. ....................................... 2-128   2.11.6 ASG intervention ............................................. ....................................... 2-132   2:12 Active Ruckeldämpfer ............................................... ................................ 2-141   2.12.1 transition detection .............................................. ................................... 2-141   2.12.2 Set-up select .............................................. ......................... 2-141   2.12.3 Control Algorithm .............................................. ................................ 2-150   2:13 smoothness controller ................................................ ............................................. 2-154   3   EXHAUST FEEDBACK ................................................. .............................................. 3-1   3.1   3.2   3.3   3.4   3.5   3.6   3.7   Survey ......................................................................................................... 3-1   Mengenauswahl............................................................................................... 3-2   Process value ................................................. .......................................... 3-3   3.3.1 Plausibility check of the air mass measurement ....................................... 3-4   Sollwertberechnung......................................................................................... 3-9   Regulator ............................................................................................................ 3-12   3.5.1 function while driving ............................................ ........................... 3-13   Driving an EGR cooler bypass valve .......................................... . 3-17   Monitoring and Shutdown ............................................... ...................... 3-18   3.7.1 Monitoring of control error ............................................ ........ 3-18   3.7.2 Abschaltung.......................................................................................... 3-19   3.7.3 Monitoring the status line ............................................ ................ 3-25   4   CHARGE PRESSURE CONTROL ................................................. ............................................. 4-1   4.1   4.2   4.3   4.4   4.5   4.6   Survey ......................................................................................................... 4-1   Setpoint generation ................................................. .............................................. 4-2   Regelung.......................................................................................................... 4-4   4.3.1 loader noise suppression .............................................. ................... 4-7   Steuerung......................................................................................................... 4-8   Adaptation of the control parameters ............................................... ........................... 4-9   Abschaltung................................................................................................... 4-11   4.6.1 Shutdown due to permanent control offset ............................... 4-13   4.6.2 Shutdown due to cold start ............................................ .................... 4-13   5   OTHER FUNCTIONS ................................................ ............................................. 5-1   5.1   Glühzeitsteuerung............................................................................................ 5-1   5.1.1 Glühkerzenansteuerung .............................................. ............................ 5-1   5.1.2 Determination of Glühanforderung ............................................ ................ 5-6   5.1.3 Description of the states of glow time ................................ 5-7   © All rights reserved by Robert Bosch GmbH, including in cases of proprietary rights applications. All rights of disposal such as copying and passing on to us.   19 April 2002   Contents   DS / ESA    Page 4   EDC15 +   Y 281 S01 120 - VG2   0   bosch   5.2   5.3   5.4   5.5   5.6   5.7   5.8   5.9   5:10   5:11   5:12   5:13   5:14   5:15   6   5.1.4 pushing for the glow plugs 3 Generation ......................................... 5-12   5.1.5 Protection of GSK 3 from overheating ......................................... ............. 5-12   5.1.6 sum fault diagnosis .............................................. .......................... 5-13   GSK3 ............................................. 5.1.7 Diagnosis ....................................... 5-13   5.1.8 Coding GSK3 ............................................. ..................................... 5-15   Fuel cooling ................................................. ......................................... 5-18   Air compressor ................................................. ......................................... 5-19   5.3.1 Conditions for lockout ............................................ .............. 5-20   Kühlwasserheizung........................................................................................ 5-30   5.4.1 switch-on condition .............................................. ................................. 5-32   5.4.2 Abschaltung.......................................................................................... 5-33   Motorlagersteuerung...................................................................................... 5-35   Ecomatic........................................................................................................ 5-36   5.6.1 Ecomaticfunktion via digital input ............................................ 5-37 .....   5.6.2 Ecomaticfunktion with CAN ............................................ ...................... 5-37   5.6.3 'engine' / 'a motor' command (from the gearbox control unit MSG) ... 5-38   Coolant temperature control ............................................... .................... 5-40   5.7.1 Overview .............................................. ................................................ 5 - 40   5.7.2 Coolant Thermostat control ............................................ .............. 5-41   5.7.3 Education of bits characteristic map cooling : ........................................ .......... 5-43   5.7.4 radiator fan control ............................................ ............................. 5-44   5.7.5 radiator fan output stage control ............................................ .......... 5-48   5.7.6 Education of the relative cooling power for CAN ....................................... 5 - 52   5.7.7 caster and caster pump ............................................ .................. 5-53   Thermostatdiagnose....................................................................................... 5-57   5.8.1 State Description Enable Diagnostics ....................................... 5-58   5.8.2 Error detection .............................................. ..................................... 5-60   5.8.3 temperature calculation model and ambient temperature calculation 5-61   Flexible service interval indicator ................................................ ................... 5-63   Generator excitation ................................................. ........................................ 5-64   Odometer ................................................. ............................................ 5-65   EOBD - odometer ............................................... ................................ 5-66   Misfire Detection ................................................. .............................. 5-68   5.13.1 General .............................................. .......................................... 5-68   5.13.2 Monitoring conditions .............................................. .................. 5-68   5.13.3 Delayed detection start / early detection end ................. 5-69   5.13.4 misfire detection .............................................. ............................... 5-70   5.13.5 Test Result .............................................. .......................................... 5-71   Betriebsstundenzähler.................................................................................... 5-72   Electrical fuel pump / TAV ............................................. ........................ 5-73   5.15.1 Electrical fuel pump / TAV during the initialization phase .... 5-73   ERROR HANDLING ................................................. ............................................... 6-1   6.1   6.2   Survey ......................................................................................................... 6-1   Fehlervorentprellung ................................................. ...................................... 6-2   6.2.1 defect detection .............................................. ...................................... 6-2   6.2.2 Intact recognition .............................................. ........................................ 6-2   6.2.3 Testzustand............................................................................................. 6-3   6.2.4 caster - Low voltage K15 .......................................... ............. 6-3   Data set parameters for each error path ............................................... .................. 6-4   6.3   © All rights reserved by Robert Bosch GmbH, including in cases of proprietary rights applications. All rights of disposal such as copying and passing on to us.   DS / ESA   Contents   19 April 2002  
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