Disconnect/connect ground line from on-board electrical system with two batteries - AR54.10-P-0003-03SX

	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

Illustrated on model 221.0 

1. Loosen nut on ground line (1) and remove ground line (1) from negative terminal of starter battery (G1/4).

   Installation:  Pay attention to tight seating of ground line (1), otherwise damage to the negative terminal of the starter battery (G1/4) and electrical system can occur.

   Fig 1: Identifying Ground Line And Negative Terminal Of On-Board Electrical System Battery

   Courtesy of MERCEDES-BENZ USA

1. 2.1 Lift up trim of cargo area floor, remove bolt of ground line (2) of on-board electrical system battery (G1) on longitudinal member and set ground line (2) aside.

   Not when removing on-board electrical system battery (G1).

   Installation:  Observe tightening torque.

2. 2.2 Loosen nut on ground line (2) and remove ground line (2) from negative terminal of on-board electrical system battery (G1).

   When removing the on-board electrical system battery (G1).

   Installation:  Pay attention to tight seating of ground line (2), otherwise damage to the negative terminal of the on-board electrical system battery (G1) and electrical system can occur.

3. 3 Connect in reverse order.