Batteries - checking and correcting fluid level - AP54.10-P-5410A

WARNING: This page is about a different car, the 2009 Mercedes-Benz CLK350 and 2008 Mercedes-Benz CLK350. However, it is still accessible from the selected car via links, so may be relevant.

MODEL 209 except CODE (P98) Black Series

Fig 1: Locating Battery Fluid Level

Courtesy of MERCEDES-BENZ USA

Fig 2: View Of Absorbent Glass Mat Battery

Courtesy of MERCEDES-BENZ USA

Absorbent glass mat battery

Fig 3: Identifying Non-Removable Cover

Courtesy of MERCEDES-BENZ USA

	Checking
	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 glasses. Only pour battery acid into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
	Notes on battery		AH54.10-P-0001-01A
1	Check fluid level of battery; correct if necessary	Except with maintenance free battery. Fluid must be approx. 12 to 15 mm above plates or up to visible "MAX" mark. If fluid level is not visible from outside, remove battery cell stop plugs, check level, and replace the plugs.