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| The camshafts are mounted in the camshaft housing on this engine. Before removing camshaft housing, first remove valve timing housing → Chapter. |
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| The camshaft housing sealing surface must not be reworked. |
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| Removing and installing camshaft housing → Chapter. |
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| First check whether a coded radio is fitted. If so, obtain anti-theft coding. |
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| With ignition switched off, disconnect battery earth strap. |
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| Turn crankshaft to TDC no. 1 cylinder. Then turn crankshaft back 45° against engine direction and remove camshaft timing sprockets with timing chain → Chapter |
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| Remove valve for exhaust gas recirculation -N18- → Chapter and unscrew camshaft sealing cover. |
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| Pull connectors off fuel pressure sender for low-pressure -G410- and off high-pressure pump. |
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| Unscrew earth cable from camshaft housing. |
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| Remove ignition coils. Use puller -T10094 A- for this purpose. |
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| Remove cable guide with wiring harness from camshaft housing. |
WARNING | Fuel supply lines are under pressure! Wear eye protection and gloves to avoid injuries and skin contact. Before loosening hose connections, wrap a cloth around the connection. Then release pressure by carefully pulling hose off connection. |
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