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Home >> BMW >> 2005 >> 545i Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 3473 (General Electrical System - Repair) >> Distribution Box, Power Support Points >> 61 14... Removing and installing/renewing reverse polarity protection
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61 14... Removing and installing/renewing reverse polarity protection

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Necessary preliminary tasks: 

Slacken nut (1).

Tightening torque 61 12 1AZ .

Open cover (2) and the nut underneath.

Tightening torque 61 12 2AZ .

Remove clip (3).

Take off reverse polarity protection (4).

Fig 1: Identifying Reverse Polarity Protection And Slacken Nut
G09928696Courtesy of BMW OF NORTH AMERICA, INC.