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Home >> Mercedes Benz >> 2015 >> CLS550 Base >> Repair and Diagnosis >> Electrical >> Gauges >> Electrical System, Equipment & Instructions - 218 Chassis - 2 Of 4 >> Testing & Repair >> Remove/install additional battery >> Remove/install additional battery - AR54.10-P-0007EW

Remove/install additional battery - AR54.10-P-0007EW

MODEL 212 without CODE B03 (ECO start/stop function) without CODE ME04 (Mild hybrid drive) 

MODEL 218.### 1# with CODE 4U7 (Start/stop voltage dip protector) with CODE B03 (ECO start/stop function) 

MODEL 218 without CODE B03 (ECO start/stop function) 

Fig 1: Identifying Additional Battery Remove/Install Components - Shown On Model 212
G09976893Courtesy of MERCEDES-BENZ USA

Shown on model 212 

DANGER Risk of explosion  from explosive gas. Risk of poisoning and caustic burns  from swallowing battery electrolyte. Risk of injury  through burns to skin and eyes from battery acid or when handling damaged lead-acid batteries No fires, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers. AS54.10-Z-0001-01A
NOTES Notes on battery   AH54.10-P-0001-01A
IMPORTANT Notes on AGM battery   AH54.10-P-0002-01A
REMOVINGINSTALLING Remove/install     
1.1 Switch off ignition and remove transmitter key from electronic ignition lock control unit MODEL 212, 218 except CODE 889 (KEYLESS-GO)  
1.2 Switch off ignition and remove transmitter key or KEYLESS-GO start/stop button from electronic ignition lock control unit MODEL 212, 218 with CODE 889 (KEYLESS-GO)  
2 Remove cover (1) SPECIAL TOOL Long wedge Fig 2
3 Remove cover (2) below instrument panel on left    
4 Remove bracket (3) from bracket (4) and place to one side with electrical lines connected    
5 Detach electrical connections (6) from additional battery (G1/7)    
6 Remove screw (5)    
7 Remove bracket (4) with additional battery (G1/7) downwards    
8 Remove additional battery (G1/7) from bracket (4) When replacing additional battery (G1/7).  
9 Install in the reverse order    
Fig 2: Identifying Long Wedge (115 589 03 59 00)
G09976894Courtesy of MERCEDES-BENZ USA