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| Remove the four bolts -arrows- from throttle valve module -J338- and detach throttle valve module -J338-. |
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| Install in reverse order. |
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| Clean sealing surface for seal. |
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| Tightening torques: intake manifold - exploded view → Chapter. |
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| After throttle valve module -J338- has been renewed, it must be re-adapted to engine control unit -J623-. Use vehicle diagnostic tester to do so. |
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