BenutzerhandbuchInhaltsverzeichnisALTERATION LIST1TABLE OF CONTENTS2APPLICABLE DOCUMENTS5INTRODUCTION5Immobiliser Background5Model : Proposed Smartra354.1.2 Document description64.1.3 Diagram: Smartra communications interfaces6EMS TO SMARTRA COMMUNICATIONS DESCRIPTION (OSI MODEL):74.2.1 Diagram: OSI model7Requirements from customer8Proposed Solution8Diagram Showing Proposed Design:8States of the smartra9State transition Diagram:94.2.4.1.1 States:94.2.4.1.2 State Transitions:9System security10Secret Encryption Key (SEK) Learning10Diagram: Secret Key learning flow10ASSUMPTIONS MADE12REFERENCES12MESSAGE STRUCTURE BETWEEN EMS AND SMARTRA135.1.1 Data Packet Breakdown1306H - ACKNOWLEDGE1453H - SOFTWARE VERSION.144BH - TRANSPONDER IDE (PRE ID MATCHING)155.4.1 0x4B – (Existing) Pre Secret Encryption Key – kept for backwards compatibility155.4.2 0x4B – New – Secret Encryption Key – with Encryption check.1541H - TRANSPONDER AUTHENTICATION.1657H - TRANSPONDER WRITE EEPROM PAGE.1652H - TRANSPONDER READ EEPROM PAGE164EH – NEUTRALISE A [LEARNT] SMARTRA1754H – TEACH SMARTRA1715H - NEGATIVE RESPONSES18MESSAGE FLOW BETWEEN EMS, SMARTRA AND TRANSPONDER19BACKGROUND196.1.1 Starting Communications196.1.2 Stopping Communications196.1.3 (Re)Teaching Mode19Diagram: Explaining how to read message flow diagrams19MESSAGE FLOW 1 - NORMAL OPERATION20Message Sequence20Message Flow Detail206.2.2 Message Flow Diagram:20MESSAGE FLOW 2 – TWICE IG ON OR AUTHENTICATION MODE21Message Sequence21Message Flow Detail216.3.2 Message Flow Diagram:21MESSAGE FLOW 3 – TWICE IG ON OR AUTHENTICATION MODE22Message Sequence22Message Flow Detail226.4.2 Message Flow Diagram:22MESSAGE FLOW 4 - TWICE IG ON OR AUTHENTICATION MODE23Message Sequence23Message Flow Detail236.5.2 Message Flow Diagram:23MESSAGE FLOW 5 - TWICE IG ON OR AUTHENTICATION MODE24Message Sequence24Message Flow Detail246.6.2 Message Flow Diagram:24MESSAGE FLOW 6 - TWICE IG ON OR AUTHENTICATION MODE25Message Sequence25Message Flow Detail256.7.2 Message Flow Diagram:25MESSAGE FLOW 7 - TWICE IG ON OR AUTHENTICATION MODE26Message Sequence26Message Flow Detail266.8.2 Message Flow Diagram:26MESSAGE FLOW 8 – TWICE IG ON OR AUTHENTICATION MODE27Message Sequence27Message Flow Detail276.9.2 Message Flow Diagram:27MESSAGE FLOW 9 – TWICE IG ON OR AUTHENTICATION MODE28Message Sequence28Message Flow Detail28Message Flow Diagram:28MESSAGE FLOW 10 – MISSING TRANSPONDER29Message Sequence29Message Flow Detail29Message Flow Diagram:29MESSAGE FLOW 11 - TRANSPONDER TEACHING OR RETEACHING MODE30Message Sequence30Message Flow Detail30Message Flow Diagram:30MESSAGE FLOW 12 - TRANSPONDER TEACHING OR RE-TEACHING MODE31Message Sequence31Message Flow Detail31Message Flow Diagram:31MESSAGE FLOW 13 – TRANSPONDER TEACHING OR RE-TEACHING MODE32Message Sequence32Message Flow Detail32Message Flow Diagram:32MESSAGE FLOW 14 – TRANSPONDER TEACHING OR RE-TEACHING MODE33Message Sequence33Message Flow Detail33Message Flow Diagram:33MESSAGE FLOW 15 – TRANSPONDER TEACHING OR RE-TEACHING MODE34Message Sequence34Message Flow Detail34Message Flow Diagram:34MESSAGE FLOW 16: – TRANSPONDER TEACHING OR RE-TEACHING MODE35Message Sequence35Message Flow Detail35Message Flow Diagram:35MESSAGE FLOW 17: –MISS-MATCHED SECRET KEY36Message Sequence36Message Flow Detail36Message Flow Diagram:36MESSAGE FLOW 18: – OLD EMS WITH A NEW LEARNT SMARTRA37Message Sequence37Message Flow Detail37Message Flow Diagram:37MESSAGE FLOW 19: – OLD EMS WITH A VIRGIN SMARTRA38Message Sequence38Message Flow Detail38Message Flow Diagram:38MESSAGE FLOW 20: – OLD SMARTRA WITH A NEW EMS39Message Sequence39Message Flow Detail39Message Flow Diagram:39SUMMARY TABLES : MESSAGE FLOW SUMMARY40Table: Normal Message Flow40Table: Twice IG ON or Authentication40Table: All modes missing transponder40Table: Transponder (Re)teaching mode41Table: Special cases41REPLACING OF SYSTEM COMPONENTS42REPLACING THE ENGINE MANAGEMENT SYSTEM (EMS) ECU427.1.1 Equipment required to replace the EMS in immo system427.1.2 Process Flow Chart: Replacing Engine Management System EMS43REPLACING THE SMARTRA ECU437.2.1 Equipment required to replace a Smartra unit in immo system437.2.2 Process Flow Chart : Replacing Smartra44REPLACING KEYS (TRANSPONDERS)447.3.1 Process Flow Chart : Replacing/Adding Keys44REPLACING ANTENNA44DIAGNOSTIC TESTER REQUIREMENTS45Diagnostic Tester Introduction45The Diagnostics tester interface diagram:45Programming Diagnostic PIN Number DPN (on the Smartra)45Message Flow Diagram (Programming Diagnostic PIN – both Smartra and EMS)46Message Flow Diagram (Programming Diagnostic PIN – EMS46Message Flow Diagram (Programming Diagnostic PIN – Smartra)47Aftermarket PIN number sequence:47Changing Diagnostic PIN Number (DPN) on Smartra47Accessing diagnostic functions48Message Flow Diagram (Changing State – correct PIN)48Message Flow Diagram (Changing Smartra State – in-correct PIN)49Größe: 3,54 MBSeiten: 38Language: EnglishHandbuch öffnen