Replace coolant for high-voltage battery cooling system · ap0850s0002ev · Mercedes-Benz WIS

AP08.50-S-0002EV

Replace coolant for high-voltage battery cooling system

06.12.2019

Model

447 with engine 780.701

 Danger	Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)	Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.	AS00.00-Z-0035-01A
Topical note	General information on handling vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system		AH00.00-Z-0300-01A
Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Topical note	Notes on battery		AH54.10-P-0001-01A
	Check
1	Check all coolant lines and coolant hoses for leak tightness and condition.
2	Check coolant expansion reservoir for leak tightness and condition.
	Replace coolant
3	Drain off and pour in coolant.
			AR08.50-S-0021F
		If the coolant is too strongly dirt-laden,
		
		Clean cooling system.
		 After obtaining special order.
4	Confirm replacement of coolant in maintenance booklet or in Digital Service Booklet (DSB).

ah0000z030001a General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment
ah5400p000101a Information on preventing damage to electronic components due to electrostatic discharge
ah5410p000101a Notes on battery
ah5410p000101a
ar0850s0021f Drain/fill coolant for high-voltage battery cooling system
as0000z003501a Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)