REP-TAT-P-1711-02 Installing both coolant expansion tanks

WARNING: This page is about a different car, the 2018 BMW 340i, 2017 BMW 340i, and 2016 BMW 340i. However, it is still accessible from the selected car via links, so may be relevant.

Check the rubber mount (1) for correct fit.
Check that the holder (2) is fitted correctly.

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Check the rubber mount (1) for correct fit on the coolant expansion tank.

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Insert the coolant expansion tank (3).
Connect the coolant line (2) to the coolant expansion tank (3) and lock it audibly.
Connect the connector (1) to the coolant level switch and lock it audibly.

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Guide the coolant expansion tank (2) into the latch mechanism (1) and engage it audibly.
Connect the coolant lines (arrows) to the coolant expansion tanks and lock them audibly.
NOTE: TECHNICAL INFORMATION
Follow NOTES FOR REPAIR WORK ON THE COOLING SYSTEM .

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Top up the coolant in both coolant expansion tanks to the maximum mark.
Close the sealing cap (1) until it lines up with the arrows.
Shut sealing cap (2).

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