Volkswagen Workshop Service and Repair Manuals > Up! > Vehicle electrics | Electrical system | Lights, lamps, switches outside | Emergency braking function | Removing and installing sensor unit for emergency braking function

Removing and installing sensor unit for emergency braking function

The sensor unit for the emergency braking function -J939- is located under a cover next to the interior mirror.

Removing:

–	Switch off ignition and all electrical loads, and pull out ignition key.

–	Remove cover from interior mirror → General body repairs, interior; Rep. gr.68.

–	Release connector -1- and pull off.

–	Pull catch -arrow- and remove sensor unit for emergency braking function -J939--2- from holder on windscreen.

Installing:

Install in the reverse order of removal. When doing this, note the following:

Note

Before installing, make sure that the sensor unit lenses and the windscreen in the installation area are clean in order to avoid malfunctions.

–	When installing the sensor unit -2-, first push it into the mounting -3- and then lock it securely into place with the catch -arrow-.

Note

If the sensor unit for the emergency braking function -J939- is removed, installed or replaced, coding or adaptation is not necessary.

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