Subframe: Service and Repair

WM 518941 Repairing threaded bushes

Tools













Technical values









Information

Overview of repair areas





Overview of thread repairs






Installing repair threaded bush

Repairing (luggage compartment) cross member thread

Information

- Remove wire thread inserts (Helicoil) that are installed as standard before drilling out.





Overview of standard cross member thread










1. Repair thread-> 5X00IN34 Thread repairs for threaded bushes without collar
Use repair kit thread repair kit 9843 with threaded bush -> THREADED BUSH 999.504.266.01.

Repairing spring strut mount thread

Information

- Remove wire thread inserts (Helicoil) that are installed as standard before drilling out.





Overview of standard spring strut mount thread










1. Repair thread-> 5X00IN34 Thread repairs for threaded bushes without collar
Use repair kit thread repair kitthread repair kit 9843/3 with threaded bush -> THREADED BUSH 999.504.262.01.






2. Repair thread-> 5X00IN34 Thread repairs for threaded bushes without collar
Use repair kit thread repair kitthread repair kit 9843/3 with threaded bush -> THREADED BUSH 999.504.262.01.






3. Repair thread-> 5X00IN33 Thread repairs for threaded bushes with collar
Use repair kit Time-Sert thread repair kit Nr.122-1 Pos.1 with short threaded bush.

Repairing rear longitudinal member thread

Information

- Remove wire thread inserts (Helicoil) that are installed as standard before drilling out.





Overview of standard thread on left longitudinal member










Overview of standard thread on right longitudinal member










1. Repair thread-> 5X00IN34 Thread repairs for threaded bushes without collar
Use repair kit thread repair kit 9843 with threaded bush -> THREADED BUSH 999.504.263.01.






2. Repair thread-> 5X00IN34 Thread repairs for threaded bushes without collar
Use repair kit thread repair kit 9843/1 with threaded bush -> THREADED BUSH 999.504.268.01.






3. Repair thread-> 5X00IN34 Thread repairs for threaded bushes without collar
Use repair kit thread repair kit 9843/1 with threaded bush -> THREADED BUSH 999.504.268.01.






4. Repair thread-> 5X00IN34 Thread repairs for threaded bushes without collar
Use repair kit thread repair kit 9843/1 with screw-in tool from repair kit thread repair kit 9843/2 and threaded bush -> THREADED BUSH 999.504.267.01.






Thread repairs 6 only for right bracket.
5. Repair thread-> 5X00IN33 Thread repairs for threaded bushes with collar
Use repair kit Time-Sert thread repair kit Nr.122-1 Pos.2 with long threaded bush.

Repairing rear cross member (engine mount) thread

Information

- Remove wire thread inserts (Helicoil) that are installed as standard before drilling out.





Overview of standard engine mount thread














Engine mount thread repairs
1. Repair thread-> 5X00IN33 Thread repairs for threaded bushes with collar
Use repair kit Time-Sert thread repair kit Nr.122-1 Pos.2 with long threaded bush.






2. Repair thread-> 5X00IN33 Thread repairs for threaded bushes with collar
Use repair kit Time-Sert thread repair kit Nr.122-1 Pos.1 with short threaded bush.

Repairing rear longitudinal member (impact absorber mount) thread

Information

- Remove wire thread inserts (Helicoil) that are installed as standard before drilling out.

M8 thread in cast part (3x)





Overview of standard impact absorber mount thread






1. Repair thread-> 5X00IN33 Thread repairs for threaded bushes with collar
Use repair kit Time-Sert thread repair kit Nr.122-1 Pos.2 with long threaded bush.

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991110, 991111, 991120, 991121, 991310, 991311, 991320, 991321, 991410, 991411, 991420, 991421, 991430, 991431, 991510, 991511, 991520, 991521, 991610, 991611, 991620, 991621, 991810, 991811

Model year as of 2012
C00, C02, C05, C06, C07, C08, C09, C10, C11, C12, C13, C14, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26, C27, C28, C32, C33, C34, C35, C36, C37, C38, C39, C41, C45, C46, C96, C97, C98, C99