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Home >> BMW >> 2011 >> 135i 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Engine Electrical System - Repair >> Ignition Coil >> 12..... Removing and installing/replacing rear ignition coil cover (N55)

12..... Removing and installing/replacing rear ignition coil cover (N55)

Necessary preliminary tasks: 

Release clamps along line (1).

Release clamp (2).

IMPORTANT:

Observe tightening torque without fail!

If hose clamp is tightened with a higher tightening torque, there is a risk of damage to the fresh air hose!

Tightening torque 13 71 3AZ .

Unlock connector (3) on hot film air mass meter and disconnect.

Release upper section of intake filter housing (4) at rear from clamps and remove in an upward direction.

Fig 1: Identifying Filter Housing Connector And Clamps
G09836346

Release clamp (1).

IMPORTANT:

Observe tightening torque without fail!

If hose clamp is tightened with a higher tightening torque, there is a risk of damage to the fresh air hose!

Tightening torque 13 71 3AZ .

Detach hose (2) and remove.

Fig 2: Identifying Hose And Clamp
G00551696

Unlock and remove retainer (1).

Release wiring harnesses (2) from ignition coil cover (3) and lay to one side.

Detach ignition coil cover (3) in upward direction from rubber mounts, feed out and remove.

Fig 3: Identifying Ignition Coil Cover, Wire Harnesses And Retainer
G09836405

Assemble engine.