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Home >> Mercedes Benz >> 2021 >> GLA45 AMG >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Air Intake, Turbocharging -- 247 Chassis >> Testing & Repair >> Drain/Fill Low-Temperature Circuit Coolant >> Drain/Fill Low-Temperature Circuit Coolant - AR09.41-P-6834MFG

Drain/Fill Low-Temperature Circuit Coolant - AR09.41-P-6834MFG

Engine 139 in model 118, 177, 247 

G16048437Courtesy of MERCEDES-BENZ USA
G16048438Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury  to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning  from swallowing coolant. Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the overpressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.
AS20.00-Z-0001-01A
WARNING Risk of injury.  Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
Notice  Notes on coolant   AH20.00-P-2080-01KOA
Notice  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
REMOVING Remove     
1 Remove upper engine cover.    
REFER TO MAINTENANCE     AP01.10-P-2405-01K
2 Remove bottom engine compartment lining.   AR61.20-P-1105MFR
  Drain off     
3 Unscrew cap (3) from low-temperature coolant expansion reservoir. NOTES Slowly unscrew cap (3) and release overpressure.
Otherwise, severe injuries may result.
 
4 Remove coolant hose (1) from charge air cooler (2) and drain coolant into a suitable container. IMPORTANT Observe regulations for disposal of coolant. AR09.41-P-1311-01AL 
5 Attach coolant hose (1) to charge air cooler.   AR09.41-P-1311-01AL 
  Pour in     
6 Add coolant, bleed engine cooling system, and correct fluid level.   AR20.00-P-1142-04A
    IMPORTANT Re-use clean coolant.
FLUID SPECIFICATION Cooling system
*BF20.00-P-1001-06J 
    SPECIAL TOOL Electric vacuum pump Fig 3
    SPECIAL TOOL NTKL Adaption Fig 1
    SPECIAL TOOL Cooler vacuum filling device Fig 4
    SPECIAL TOOL Test cap Fig 2
  Check     
7 Check engine cooling system for leak tightness.   AR09.41-P-1010MFG 
INSTALLING Install     
8 Install lower engine compartment lining.   AR61.20-P-1105MFR
9 Install upper engine cover.    
REFER TO MAINTENANCE     AP01.10-P-2405-01K
COOLING SYSTEM

Number Designation Engine 139 in model 118, 177, 247
BF20.00-P-1001-06J Cooling system Workshop replacement amount Main circuit Liter 11, 6
Low-temperature circuit 1 Liter 2, 6
Low-temperature circuit 2 Liter -
Antifreeze/water to -37°C % 50/50
as from -38°C % 55/45
References to sheet specification   BB00.40-P-0310ZZ
Fig 1: Identifying NTKL Adaption (285 589 01 21 00)
G12618414Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Test Cap (210 589 00 91 00)
G09981975Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Electric Vacuum Pump (285 589 02 21 00)
G10126591Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Cooler Vacuum Filling Device (285 589 00 21 00)
G09981978Courtesy of MERCEDES-BENZ USA