Special tools and workshop equipment required |
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| Voltage tester (e. g. -V.A.G 1527 B-) |
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| Flexible-head wrench for glow plugs (e.g. -3220-) |
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| Battery voltage at least 11.5 volts |
| To do so pull the front and rear engine cover upwards with a sudden motion. |
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| Remove glow plug connectors from the glow plugs. |
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| Connect the wire of the voltage tester to battery positive (+). |
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