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Home >> Mercedes Benz >> 2002 >> C240 Standard >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical -- Testing & Repair -- 203 Chassis >> Testing & Repair >> Check condition of battery - AR54.10-P-1129P

Check condition of battery - AR54.10-P-1129P

MODEL 203, 209 

MODIFICATION NOTES

24.2.06 Cold test current 12 Ah *BE54.10-P-1002-01A 
REMOVING Removing     
NOTES Notes on battery   AH54.10-P-0001-01A
IMPORTANT Notes on AGM battery   AH54.10-P-0002-01A
1 Remove dust filter housing    
REFER TO MAINTENANCE Replace dust filter for heating/air conditioning   AP83.00-P-8381P
INSPECT Check     
2 Visual inspection for external leaks IMPORTANT In the event of leakage: Replace battery, see: ↓  
    Remove/install battery AR54.10-P-0005P 
REFER TO FORMS   Dispose of battery OS54.10-P-0001-01Z
3 Check fluid level in battery, replenish with distilled water if necessary IMPORTANT Not with AGM battery.  
DANGER Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns  caused by swallowing battery acid. Risk of injury  caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and safety glasses. Only pour battery acid into suitable and appropriately marked containers. AS54.10-Z-0001-01A
4 Check battery   AR54.10-P-1129-01A 
    Cold cranking amps as per EN *BE54.10-P-1002-01A 
    COMMERCIALLY AVAILABLE TOOLS Midtronics MCR 717 battery tester and analyzer *WH58.30-Z-1008-09A 
    COMMERCIALLY AVAILABLE TOOLS Red terminal for Midtronics battery tester and analyzer MCR 717 *WH58.30-Z-1009-09A 
    COMMERCIALLY AVAILABLE TOOLS Black terminal for Midtronics battery test and analyzer MCR 717 *WH58.30-Z-1010-09A 
DANGER Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns caused by swallowing battery acid. Risk of injury  caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and safety glasses. Only pour battery acid into suitable and appropriately marked containers. AS54.10-Z-0001-01A
5.1 Reduce increased voltage after charging process On a battery, that is disconnected from the on board electrical system and with the message "Surface voltage" in the display of the Midtronics battery tester and analyzer MCR 717 AR54.10-P-1129-03A 
    COMMERCIALLY AVAILABLE TOOLS Midtronics MCR 717 battery tester and analyzer *WH58.30-Z-1008-09A 
    COMMERCIALLY AVAILABLE TOOLS Volt ampere Tester ETT 011.00 *WH58.30-Z-1003-09A 
    IMPORTANT After reducing increased voltage, test battery again.  
6.1 Charge battery If test code "Charge and test" is displayed on Midtronics battery tester and analyzer MCR 717 AR54.10-P-1130P 
    IMPORTANT After charging, test battery again.  
INSTALLING Install     
7 Install dust filter housing    
REFER TO MAINTENANCE Replace dust filter for heating/air conditioning   AP83.00-P-8381P
TEST AND ADJUSTMENT VALUES FOR THE BATTERY

Number Designation 12 Ah 30 Ah 35 Ah 46 Ah
BE54.10-P-1002-01A Cold test current as per EN A 170 540 520 420
TEST AND ADJUSTMENT VALUES FOR THE BATTERY

Number Designation 60 Ah VRLA 60 Ah VRLA 62 Ah
BE54.10-P-1002-01A Cold test current as per EN A 680 510 480
TEST AND ADJUSTMENT VALUES FOR THE BATTERY

Number Designation 70 Ah VRLA 74 Ah 80 Ah VRLA 84 Ah
BE54.10-P-1002-01A Cold test current as per EN A 760 680 800 700
TEST AND ADJUSTMENT VALUES FOR THE BATTERY

Number Designation 90 Ah VRLA 95 Ah VRLA 100 Ah
BE54.10-P-1002-01A Cold test current as per EN A 950 850 760
COMMERCIALLY AVAILABLE TOOLS

Number Designation
WH58.30-Z-1003-09A Volt ampere tester
WH58.30-Z-1008-09A Battery tester and analyzer
WH58.30-Z-1009-09A Red terminal clamp for battery tester and analyzer
WH58.30-Z-1010-09A Black terminal clamp for battery tester and analyzer
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