00 Safety information for working on vehicles with automatic engine start-stop function (MSA)

WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: If the engine hood/bonnet contact is pulled upwards (workshop mode), the information "switch closed" is output. The automatic engine start-stop function is active.
An automatic engine start is possible.

Observe safety precautions when working on MSA vehicles

Before carrying out practical work on the engine, always ensure that the MSA functionality is deactivated so as to prevent automatic engine starting while work is being carried out in the engine compartment.

MSA function is deactivated by

Deactivate MSA by means of button (1) in passenger compartment.
Open seat belt buckle and driver's door.

Fig 1: Identifying MSA Button In Passenger Compartment
Courtesy of BMW OF NORTH AMERICA, INC.
Open engine bonnet/hood and ensure that engine hood/bonnet contact is not in workshop mode
- Workshop mode
  1. = 10 mm
- Basic setting (engine hood/bonnet open)
  1. B = 7 mm
To make sure that the engine hood/bonnet contact is at the basic setting, if necessary press the hood/bonnet contact up to the limit position before starting work and slowly release.

Fig 2: Identifying Workshop Mode And Basic Setting Dimension
Courtesy of BMW OF NORTH AMERICA, INC.

When working with diagnosis tools

Observe instructions in diagnosis tool.