11 31 090 Installing and removing / replacing piston for chain tensioner (M62): Installation

WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, 2001 BMW X5, and 2000 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Replace sealing ring.

For tightening torque, refer to 11 31 7AZ in ENGINE - TIGHTENING TORQUES

Fig 1: Unfastening Screw Connection

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Remove screw connection and piston for chain tensioner.

Fig 2: Removing Screw Connection And Piston For Chain Tensioner

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Arrangement of Components:

Screw plug
Sealing ring
Sleeve
Recoil spring
Hydraulic piston

Tapered end of recoil spring (4) faces hydraulic piston (5).

Fig 3: Identifying Components Arrangement

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To simplify assembly, drain oil chamber between sleeve and hydraulic piston.

Fig 4: Draining Oil Chamber Between Sleeve And Hydraulic Piston

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