Battery, Testing using Midtronics Battery Tester -MCR340VKT-
In this manual: Electrical System
~4min read
Requirements
WARNING Read and follow the Safety Precautions when working with batteries. Refer to → Chapter "Warnings and Safety Precautions". Batteries that have a light yellow visual indicator do not have to be tested or charged. Jump starting must not be used!
There is a risk of explosion during testing, charging or jump starting.
These batteries must be replaced.
Read the General Description. Refer to → Chapter "General Information".
Visually check the battery. Refer to → Chapter "Visual Inspection".
Open the hood or open the cover if the battery is installed somewhere else.
Determine if it is a "Standard" battery or an "AGM" battery.
Remove the covers on the battery positive and negative terminals.
Use a fender protector or some type of cover before using any equipment inside the engine compartment or inside the passenger compartment.
Close all the doors.
Note
The battery temperature must be at least 10 C (50 F).
Refer to the Battery Tester Charger Kit -VASRX3000- Operating Instructions for more information.
Performing the Test
WARNING Batteries that have a light yellow visual indicator do not have to be tested or charged. Jump starting must not be used!
There is a risk of explosion during testing, charging or jump starting.
These batteries must be replaced.
Turn off the ignition and all electrical consumers.
Check the visual indicator. Refer to → Chapter "Battery with Visual Indicator, Checking".
Switch on the unit.
Clamp the red clamp "+" of the tester to the positive terminal.
Clamp the black clamp "-" on the tester to the negative terminal.
Note
Make sure the test clamps make good contact!
Select "inside the vehicle" or "outside of the vehicle".
Select "Warranty Test".
Note If the test results are needed to process a warranty claim, use the print function on the Midtronics Battery Tester -MCR340VKT-.
Determine if it is a "Standard" battery or an "AGM" battery.
Enter the battery DIN value taken from the battery label. If the label does not state a DIN value, then enter the SAE value.
Enter the DIN value into the tester and then perform the battery test. Refer to MCR340V Operating Instructions.
If using an SAE value, go into the menu under "other" and change "DIN" to "SAE". Refer to MCR340VKT Operating Instructions.
Note Always use the DIN value on the battery label. Otherwise the test result will be incorrect.
Sometimes the display shows the malfunction or the messages based on the condition. The following is a list of the most frequent displayed messages together with suggested solutions. Note
Refer to the MCR340V Operating Instructions for messages not listed here.
Display Message
Measure
No display
Make sure the battery tester terminals are attached securely to the battery terminals.
Make sure the battery pole is tightened to the tightening specification and is not corroded.
Wait until all electrical equipment, which are monitored by the vehicle electrical system control module, are switched off.
Remove the key.
Disconnect any doubtful or standard production electrical equipment from the vehicle electrical system.
Wait a few minutes and then perform the test again. Refer to → Chapter "Battery, Testing using Midtronics Battery Tester -MCR340VKT-". Note If the test was performed at the battery jump start terminal and the message still does not go away, then perform the test directly on the battery.
?
Test yourself
A quick Volkswagen Touran quiz: every answer comes with an explanation and a link to the manual page.
Note 
WARNING Read and follow the Safety Precautions when working with batteries. Refer to → Chapter "Warnings and Safety Precautions". Batteries that have a light yellow visual indicator do not have to be tested or charged. Jump starting must not be used!