BMW X3 Service & Repair Manual: Safety information for working on vehicles with automatic engine start-stop function (msa)

BMW X3 Service & Repair Manual / Electrical / Troubleshooting / Safety information for working on vehicles with automatic engine start-stop function (msa)

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

Electrical

Open engine bonnet/hood and ensure that engine hood/bonnet contact is not in workshop mode

  • Workshop mode
    A = 10 mm
  • Basic setting (engine hood/bonnet open)
    B = 7 mm

Electrical

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.

When working with diagnosis tools:

  • Observe instructions in diagnosis tool
    Notes/information on start assistance (jump starting)
    Do not start the engine with help of starting sprays. Preparation: Conform with the following when starting the engine with a jump starting cable. ...

    Ignition wires, spark plugs
    ...

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    BMW X3 Owners Manual

    BMW X3 Service & Repair Manual

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