ISO 26262-4:2018(E)
Foreword ..........................................................................................................................................................................................................................................v
Introduction
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1 Scope ................................................................................................................................................................................................................................. 1
2 Normative references ...................................................................................................................................................................................... 2
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4 Requirements for compliance ................................................................................................................................................................ 2
4.1 Purpose .......................................................................................................................................................................................................... 2
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4.3 Interpretations of tables ................................................................................................................................................................. 3
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5 General topics for the product development at the system level ....................................................................... 4
5.1 Objectives..................................................................................................................................................................................................... 4
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6 Technical safety concept ............................................................................................................................................................................... 5
6.1 Objectives..................................................................................................................................................................................................... 5
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6.3 Inputs to this clause ............................................................................................................................................................................ 6
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6.3.2 Further supporting information ......................................................................................................................... 6
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6.4.5 Measures for control of random hardware failures during operation ...........................11
6.4.6 Allocation to hardware and software ..........................................................................................................11
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6.5 Work products ......................................................................................................................................................................................14
7 System and item integration and testing ..................................................................................................................................14
7.1 Objectives..................................................................................................................................................................................................14
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7.3 Inputs to this clause ......................................................................................................................................................................... 15
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7.3.2 Further supporting information ...................................................................................................................... 15
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7.4.2 Hardware-software integration and testing ..........................................................................................17
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7.4.4 Vehicle integration and testing ......................................................................................................................... 21
7.5 Work products ......................................................................................................................................................................................24
8 Safety validation ................................................................................................................................................................................................24
8.1 Objectives..................................................................................................................................................................................................24
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8.3 Inputs to this clause ......................................................................................................................................................................... 25
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8.3.2 Further supporting information ...................................................................................................................... 25
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© ISO 2018 – All rights reserved iii
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