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| Disconnect electrical connector -1- at throttle valve module -J338-. |
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| Remove bolts -arrows- and detach throttle valve module -J338-. |
Installation is carried out in the reverse order; note the following: |
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| Clean sealing surface for O-ring. |
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| Renew gasket, making sure that service lug is correctly positioned on oil seal. |
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| If a new throttle valve module -J338- was installed, adapt the engine control unit to throttle valve module -J338- → Vehicle diagnostic tester„Guided functions“. |
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