VW Polo manuals

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.
–  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.
Battery, Testing using Midtronics Battery Tester -MCR340VKT
Requirements   WARNING Read and follow the Safety Precautions when working with batteries. Refer to ...

Current Draw Test
  WARNING Batteries that have a light yellow visual indicator do not have to be tested or charged. Jump starting must ...

Other materials:

Using the vehicle in other countries and continents
First read and observe the introductory information and safety warningsThe vehicle has been manufactured specifically for a particular country and complies with the registration regulations that applied in that country at the time of vehicle production. If the vehicle is to be sold in anothe ...

Introduction
This chapter contains information on the following subjects:  → Indicator lamp  → Description of the central locking system  → Locking and unlocking the vehicle from the outside  → Locking and unlocking the vehicle from the inside  → SAFELOCK mechanism &nb ...

Refrigerant Circuit with A/C Service Station, Filling
  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the A/C service station and do not extract the refrigerant. ...

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