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| Battery voltage in order. |
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| Fuses 14, 16 and 21 OK. |
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| Earth connections in order: |
| Earth connection point is located on left next to relay plate. |
| Check battery earth strap and earth strap between battery and gearbox. |
Note | Use hand multimeter -V.A.G 1526- and measuring cables from -V.A.G 1594- for testing. |
WARNING | Select the appropriate measuring range on the tester before connecting the measuring cables to avoid damaging the electronic components. |
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| The specified values apply for ambient temperatures from 0 °C to 40 °C. |
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| If the readings obtained differ from the specified values, determine fault using the current flow diagram. |
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| If the readings obtained differ only slightly from the specified values, clean sockets and connectors of the testers and test cables and repeat test. Before renewing a component, check its cables and connections. In particular for specifications below 10 Ω, repeat resistance measurements on component. |
| Electrical check of 38-pin connectors → Chapter |
| Electrical check of 68-pin connectors → Chapter |
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