Volkswagen Polo Service & Repair Manual: Midtronics Battery Tester -MCR340VKT-, Troubleshooting
| 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. |
| – |
Charge battery. Refer to
→ Chapter „Battery Tester Charger Kit -GRX3000VAS-“. |
|
| System noises |
| – |
Switch off all electrical consumers. |
| – |
Wait until all electrical equipment, which are monitored by
the vehicle electrical system control module, are switched off.
|
| – |
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. |
|
Requirements
WARNING
Read and follow the Safety Precautions when working
with batteries. Refer to
...
WARNING
Batteries that have a light yellow visual indicator
do not have to be tested or charged. Jump starting must
...
Other materials:
Refrigerant, Keeping Records
Note
The laws and regulations listed below are applicable in
Germany. Different or additional laws and regulations may apply
in other countries.
Addresses in other countries can be obtained from the
relevant au ...
Driving through water on roads
First read and observe the introductory information
and safety warnings
Please follow these rules to help prevent damage to your vehicle when driving
through water, for example if the road is flooded:
Check the depth of the water before driving through it. The water level
must be no hig ...
Severely Discharged Batteries
WARNING
Risk of injury. Follow all Warnings and Safety
Precautions. Refer to
→ Chapter „Warnings and Safety Precautions“.
For a battery to be indicated as †...
© 2016-2026 Copyright www.vwpolo.net
Battery, Testing using Midtronics Battery Tester -MCR340VKT
Current Draw Test