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:
Indicator lamps
Fig. 55 In the upper section of the centre
console: indicator lamp for disabled front passenger front airbag
First read and observe the introductory information
and safety warnings
Lit up
Location
Possible cause
Solution
Instrument c ...
Corrosion Protection for Body, Attached and Welded Parts
Attachments
Coat the insides of the fenders, doors, covers and lids
completely. A spray application wet in wet procedure is
sufficient.
Before assembly, the seal the inside of the attachments with
cavit ...
High Pressure Sensor -G65
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
...
© 2016-2025 Copyright www.vwpolo.net
Battery, Testing using Midtronics Battery Tester -MCR340VKT
Current Draw Test