13 62 669 Replacing exhaust temperature sensor on catalytic converter (N57 D30 O/T 1 with SCR)

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WARNING: Risk of burning!
Only perform this repair work on an engine that has cooled down.

Necessary preliminary tasks:

Read out the fault memory of the DDE control unit.
Switch off ignition.

Unlock connector (1) and remove.

Detach cable from clamp.

Release exhaust-gas temperature sensor (2) and remove.

Tightening torque 13 62 4AZ .

Fig 1: Identifying Exhaust-Gas Temperature Sensor Connector

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: When installing the exhaust-gas temperature sensor make sure that the gauge tip (1) is not damaged.

Fig 2: Identifying Exhaust-Gas Temperature Sensor Gauge Tip

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Check stored error/fault messages.

Clear diagnostic fault entries from fault memory.