13 41 555 Replacing Both Idle Speed Actuators (S85)

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Necessary preliminary tasks:

Read out fault memory of DME control unit
Check stored fault messages
Switch off ignition
Remove intake air manifold. See 11 61 050 REMOVING AND INSTALLING AIR INTAKE MANIFOLD (S85) .

Fig 1: Locating Bolt On Cable Duct

G04741952

Courtesy of BMW OF NORTH AMERICA, INC.

Release bolt on cable duct (1).

Release nut on cable duct (1).

Tighten to specified torque, see 12 52 3AZ in 52 CONNECTORS, PLUGS .

Unlock plug in V-chamber and disconnect, lay cable duct (1) to one side.

Fig 2: Locating Nut On Cable Duct

G04741953

Courtesy of BMW OF NORTH AMERICA, INC.

Release clamp (1) and detach hose from idle speed actuator (2).

Tighten to specified torque, see 13 41 2AZ in 41 STARTER WITH MOUNTING

Unscrew nuts.

Tighten to specified torque, see 13 41 1AZ in 41 STARTER WITH MOUNTING .

Pull idle speed actuator (2) in direction of arrow out of cylinder head.

Fig 3: Pulling Idle Speed Actuator

G04741959

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Replace sealing ring (1).

Fig 4: Identifying Sealing Ring

G04741960

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Now clear the fault memory.