bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

2 RA Removing And Installing_replacing Battery Positive Lead (between Starter Motor A|Page 472 > < 1 RA Replacing Battery Positive Lead (between Starter Motor And Jump Start Connection|Page 470
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12 42 530

Removing and installing/replacing battery
positive lead (between starter motor and
alternator) (M57TU, M57T2)

Necessary preliminary tasks:

Read out fault memory of DME control unit

Switch off ignition

Disconnect battery negative lead

Follow instructions for disconnecting and connecting battery

Release nut and remove battery positive lead (2) from alternator.

Installation:

The positive power supply of the preheating control unit is also
connected to terminal 30 of the alternator. This lead must be
connected without fail, otherwise the preheating system will fail.

Tightening torque 12 31 1AZ

.

Slacken nut (1).

Tightening torque 12 41 4AZ

.

Detach battery positive lead (2) from starter motor and remove.

Note:

For a better overview, this work step is shown from below. Carry
out removal of battery positive lead from above.

RA  Removing and installing/replacing battery positive lead (between starter motor a

BMW AG - TIS

21.02.2013  11:47

Issue status (12/2007) Valid only until next DVD is issued

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2 RA Removing And Installing_replacing Battery Positive Lead (between Starter Motor A|Page 472 > < 1 RA Replacing Battery Positive Lead (between Starter Motor And Jump Start Connection|Page 470