Electrical System

Maintenance Test, Performing

~1min read

WARNING Do not check or charge batteries that have a visual indicator that is bright yellow. Jump starting must not be used!

There is a risk of explosion during testing, charging or jump starting.

These batteries must be replaced.

Select "Maintenance Test".
Connect the scanner.
Note

If there is no scanner, manually enter the VIN on the printed test results.

Scan the VIN.
Select "at the battery pole" or "at the battery jump start terminal".
Scan in the battery 2D code or manually select the type and manufacturer in the menu.
Measure the temperature. Hold the temperature sensor approximately 5 cm above the terminal connection until the temperature is stable.
Start the test.
Print out the test report if necessary.

Test yourself

A quick Volkswagen Touran quiz: every answer comes with an explanation and a link to the manual page.