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| Unbolt earth connection -arrow- on right A-pillar. |
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| Remove dust and pollen filter together with filter housing → Chapter. |
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| Open expansion tank cap. |
WARNING | Danger of scalding injuries. |
| The cooling system is pressurised. When the engine is warm, the coolant temperature may be above 100° C. |
| If necessary, release pressure before carrying out repairs. |
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| Place drip tray -VAS 6208- beneath engine. |
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| Clamp off coolant hoses near heat exchanger using hose clamps to 40 mm Ø -3093- so that no coolant can escape. |
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| Remove coolant hoses from heat exchanger. |
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| Place a compressed air pistol in heat exchanger connection and carefully blow out remaining coolant. |
| –
| Unscrew hexagon nuts from bulkhead in engine compartment. |
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