61 12 004 Replacing Battery Positive Lead (From Luggage Compartment Connector To Engine Bulkhead Connector)

WARNING: This page is about a different variant/trim than selected.

IMPORTANT: Read and comply with notes on handling wiring harnesses and cables.

Necessary preliminary tasks:

Work is shown on the E82 N47 by way of example. There may be differences in detail in the case of other vehicle models.

Unscrew nuts (1). Tightening torque, see 61 12 1AZ in 61 12 AUXILIARY CABLE .

Remove battery positive leads (2) from luggage compartment connector.

Fig 1: Identifying Battery Positive Leads & Nuts

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NOTE: Vent line (4) is not fitted on the N47.

Release holder (1) from body.

Feed battery positive leads (2) and if necessary vent line (4) from holder (1).

If necessary, release retaining clips (3) and remove vent line (4) from cover (5).

Release all nuts and remove cover (5).

Fig 2: Locating Battery Positive Leads, Vent Line & Holder

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Release attachment points for battery positive lead (1) from body.

Fig 3: Identifying Battery Positive Lead

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NOTE: Electronics box shown removed for purposes of clarity.

Unclip cover cap (1).

Release nuts underneath.

Tightening torques, see 61 12 4AZ in 61 12 AUXILIARY CABLE .

Remove positive battery cable.

Fig 4: Identifying Cover Cap

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Release wiring harness holder (1).

Feed out battery positive lead in direction of arrow.

Fig 5: Releasing Wiring Harness Holder

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