13 62 651 Replacing control sensor (M57T2)

Necessary preliminary tasks:

Read out fault memory of DDE control unit; if necessary, work through test schedules
Switch off ignition

WARNING: Scalding hazard!
Only perform this task on an engine that has cooled down.

Unlock plug connection and pull out of guide.

Unlock plug (1) and remove.

Fig 1: Releasing Plug

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Unclip cable.

Release oxygen sensor (1) with special tool 11 7 020.

Installation

Fig 2: Identifying Oxygen Sensor

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Installation

Threads of new oxygen sensors are already coated with

Never Seez Compound.

If an oxygen sensor is reused, only apply a thin and uniform coat of Never Seez Compound (refer to BMW Parts Service) to thread.

Oxygen sensor section projecting into exhaust system branch must not be cleaned or come into contact with lubricant.

Pay attention to cable routing of oxygen sensors.

Cover oxygen sensors when applying underseal.

Installation

Now clear the fault memory.