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Checking battery -> 2.6 Midtronics -MCR340V- battery tester only for USA/Canada vehicles for Your Volkswagen Sharan VAN First Generation (1995-2010)

Bora 1999 ➤ , Bora Variant 1999 ➤ , CC 2010 ➤ , Eos 2006 ➤ , Golf 199 ...  
Electrical System, General Information - Edition 07.2010  
Battery test results  
Measures  
Battery OK - recharge.  
Charge battery ⇒ page 25 . In  
case of discharging, look for  
fault  
Perform current draw test  
Perform current draw test  
⇒ page 22 . Fully charge bat‐  
tery ⇒ page 25 andlkrepeat  
test.  
Renew battery.  
Disconnect battery and repeat  
test. The result „Renew battery“  
may be caused by a weak cable  
contact.  
Battery cell defective - renew. Renew battery.  
Check connection.  
Connect cable directly to bat‐  
tery and not to jump start termi‐  
nal.  
Evaluating battery test results for maintenance test  
Battery test results  
Battery OK  
Measures  
No measure  
Charge battery immediately.  
Charge battery fully  
⇒ page 25 .  
Mark as defective.  
Mark as defective.  
Check tester connection.  
Disconnect battery and repeat  
test. The result „Check tester  
connection“ may be caused by  
a weak cable contact.  
Check connection.  
Noises  
Connect cable directly to bat‐  
tery and not to jump start termi‐  
nal.  
Wait until measured value ap‐  
pears on display.  
2.6  
Midtronics -MCR340V- battery tester  
only for USA/Canada vehicles  
General description ⇒ page 18  
Perform battery test with Midtronics -MCR340V- battery tester  
⇒ page 19 .  
Dealing with problems with Midtronics -MCR340V- battery tester  
⇒ page 21  
2.6.1  
General description  
WARNING  
Danger of injury.  
Before working on the battery, read through the warning and  
safety regulations carefully, and comply with them ⇒ page 2 .  
Dispose of electrolyte (mixture of sulphuric acid and water)  
safely! Waste electrolyte is only allowed to be disposed of at  
appropriately indicated collecting points. Comply with the lo‐  
cally applicable disposal guidelines.  
Do not test batteries that are liberating gas. Otherwise, there  
is a danger of explosion.  
18  
Rep. gr.27 - Starter, current supply, CCS  
Bora 1999 ➤ , Bora Variant 1999 ➤ , CC 2010 ➤ , Eos 2006 ➤ , Golf 199 ...  
Electrical System, General Information - Edition 07.2010  
WARNING  
Batteries where the magic eye is colourless or light yellow must  
not be checked or charged. Do not slave/jump start the vehicle!  
Danger of explosion when checking and charging or slave/  
jump starting  
These batteries must be renewed.  
Note  
To prevent damage to the battery and vehicle, note the types of  
battery and the remarks given ⇒ page 1 .  
Batteries in VW vehicles are only allowed to be tested with battery  
testers approved by VW. In the USA/Canada, it is permitted for  
the Midtronics -MCR340V- battery tester to be used.  
Read all the information about safety, setup and operation in the  
operating instructions for the Midtronics -MCR340V- battery test‐  
er and follow the instructions to the letter.  
lk  
Refer to ⇒ Self-study programme No. ; Vehicle batteries for more  
information.  
The following charging and analysis procedures apply to all bat‐  
teries, all battery installation locations (engine compartment or  
luggage compartment) and battery purposes (starter battery or  
second/convenience battery).  
Always comply with the safety regulations, the regulations for  
setting up the battery tester, the display menu/display buttons,  
LEDs and the operating procedures described in the ⇒ operating  
manual MCR340V .  
Note  
Observe and comply with all subsections, remarks and referen‐  
ces to the vehicle and battery type, etc. to be tested.  
2.6.2  
Performing battery test with Midtronics -  
MCR340V- battery tester  
Prerequisites:  
WARNING  
Before working on the battery, read through the warning and  
safety regulations carefully, and comply with them ⇒ page 2 .  
Batteries where the magic eye is colourless or light yellow must  
not be checked or charged. Do not slave/jump start the vehicle!  
Danger of explosion when checking and charging or slave/  
jump starting  
These batteries must be renewed.  
– Read general description ⇒ page 18 .  
– Perform visual check ⇒ page 6 .  
2. Checking battery  
19  
Bora 1999 ➤ , Bora Variant 1999 ➤ , CC 2010 ➤ , Eos 2006 ➤ , Golf 199 ...  
Electrical System, General Information - Edition 07.2010  
– Open bonnet or cover for other installation location of battery.  
– Determine whether battery type is „Standard“ or „AGM“.  
– Remove covers from battery positive and negative terminals.  
– Use wing covers or other kinds of cover before you use equip‐  
ment in engine compartment or interior.  
– Close all doors.  
Note  
Battery temperature must be at least 10 °C.  
lk  
For additional information, refer to the ⇒ operating manual  
INC 940 .  
Perform test:  
WARNING  
Batteries where the magic eye is colourless or light yellow must  
not be checked or charged. Do not slave/jump start the vehicle!  
Danger of explosion when checking and charging or slave/  
jump starting  
These batteries must be renewed.  
– Switch off ignition and all electrical consumers.  
– Check magic eye on batteries with magic eye ⇒ page 5 .  
– Switch on tester.  
– Connect red terminal „+“ of tester to positive terminal.  
– Connect black terminal „-“ of tester to negative terminal.  
Note  
Ensure test clamps have a good contact!  
– Select „In vehicle“ or „Outside vehicle“.  
– Select „Warranty test“.  
Note  
Use the print function of the Midtronics -MCR340- tester if the test  
results are required for handling warranty applications.  
– Select battery type „Standard “ or „AGM“.  
– Make a note of the DIN value of the battery as shown on the  
battery sticker. If there is no DIN value on the sticker, make a  
note of the SAE value.  
– Enter DIN value in tester and perform battery test ⇒ operating  
manual MCR340V .  
– If you are using SAE value, access „Miscellaneous“ menu and  
change from „DIN“ to „SAE“ ⇒ operating manual MCR340V .  
20  
Rep. gr.27 - Starter, current supply, CCS  
Bora 1999 ➤ , Bora Variant 1999 ➤ , CC 2010 ➤ , Eos 2006 ➤ , Golf 199 ...  
Electrical System, General Information - Edition 07.2010  
Note  
Always use DIN value from battery sticker! Otherwise, test result  
will be falsified.  
2.6.3  
Assessing test results  
Results of battery test:  
Battery test results  
Battery OK  
Measures  
None  
Good - charge  
Use Incharge  
Renew battery.  
Charge battery ⇒ page 55 .  
Charge battery ⇒ page 55 .  
Renew battery ⇒ Electrical sys‐  
tem; Rep. gr. 27 ; Removing  
and installing battery  
Battery cell defective  
Renew battery ⇒ Electrical sys‐  
tem; Rep. gr. 27 ; Removing  
and installing battery  
2.6.4  
Dealing with problems with Midtronics -  
MCR340V- battery tester  
Under certain circumstances, the display may show errors or  
messages according to status.  
The most frequent display messages are listed below, together  
with suggested solutions.  
Note  
For messages not listed here, please refer to ⇒ operating manual  
MCR340V .  
lk  
Display message  
No display  
Measures  
– Check whether terminals of  
battery tester are firmly con‐  
nected to battery terminals.  
– Check battery terminals are  
tightened according to reg‐  
ulations and do not have  
corrosion.  
– Charge battery  
⇒ page 55 .  
System noise  
– Switch off all electrical con‐  
sumers.  
– Wait until all electrical loads  
monitored by onboard sup‐  
ply control unit have switch‐  
ed off.  
– Remove ignition key.  
– Disconnect any suspect  
electrical equipment not  
connected to onboard sup‐  
ply as standard.  
2. Checking battery  
21