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Home >> BMW >> 2003 >> X5 30i, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine - Repair Instructions - X5 (4.4L)) >> Camshaft >> 11 31 090 Installing and removing / replacing piston for chain tensioner (M62) >> Installation

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

WARNING: This page is about a different variant/trim than selected.

Replace sealing ring.

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

Fig 1: Unfastening Screw Connection
G03251873Courtesy of BMW OF NORTH AMERICA, INC.

Remove screw connection and piston for chain tensioner.

Fig 2: Removing Screw Connection And Piston For Chain Tensioner
G03251874Courtesy of BMW OF NORTH AMERICA, INC.

Arrangement of Components:

  1. Screw plug
  2. Sealing ring
  3. Sleeve
  4. Recoil spring
  5. Hydraulic piston

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

Fig 3: Identifying Components Arrangement
G03251875Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 4: Draining Oil Chamber Between Sleeve And Hydraulic Piston
G03251876Courtesy of BMW OF NORTH AMERICA, INC.