bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

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Negative lead:

Release nut (1) on negative lead on E catalytic converter.

Installation:

Replace nut.

Tightening Torque,

refer to Technical Data 18 00 5AZ.

Note:

Cable lugs of positive and negative lead with conical seat.

Detach negative lead with special tool 18 0 050.

Positive lead:

Caution!

Risk of breakage to ceramic insulation!

The positive lead  should only be detached from the E
catalytic converter in exceptional circumstances, e.g. if the
cable is damaged. On a replacement catalytic converter, the
positive leads are preassembled on the catalytic converter.

If the nut on the positive lead has to be released, grip the
cable lug and carefully release the positive lead nut.

If necessary, detach positive lead with special tool 18 0 050.

Installation:

Do not make contact with connection points of positive lead.

Replace nut.

Tightening Torque must be observed without fail,

refer to Technical Data 18 00 5AZ.

RA  Removing and installing complete exhaust system (M73)

BMW AG - TIS

22.02.2013  00:31

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

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1 RA Removing And Installing Complete Exhaust System (M73)|Page 946 > < 1 RA Removing And Installing Complete Exhaust System (M73)