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Home >> Mercedes Benz >> 2017 >> SL63 AMG >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - 231 Chassis >> Testing & Repair >> Remove/install fan unit >> Remove/install fan unit - AR20.40-P-5050RKC

Remove/install fan unit - AR20.40-P-5050RKC

ENGINE 279 in MODEL 231 

Fig 1: Fan Unit Remove/Install Component (1 Of 4)
G11128593Courtesy of MERCEDES-BENZ USA
Fig 2: Fan Unit Remove/Install Component (2 Of 4)
G11128594Courtesy of MERCEDES-BENZ USA
Fig 3: Fan Unit Remove/Install Component (3 Of 4)
G11128595Courtesy of MERCEDES-BENZ USA
Fig 4: Fan Unit Remove/Install Component (4 Of 4)
G11128596Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER Risk of injury  caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. No parts of the body or limbs should be within the operating area when the components are moving. AS00.00-Z-0011-01A
1.1 Switch off ignition and detach transmitter key (A8/1) from electronic ignition lock control unit (N73). Except code 889 (Keyless-Go)  
1.2 Switch off ignition and detach KEYLESS-GO start/stop button (S2/3) from electronic ignition lock control unit (N73). With code 889 (KEYLESS-GO)  
2 Open engine hood    
3 Remove engine air intake ducts (1)    
4 Unclip wire (2) for hood unlocking    
5 Remove seal (3) in front area    
6 Remove screw/bolts (4)    
7 Remove left and right expansion rivet (5)    
8 Remove cold air intake crossmember (6)    
9 Remove front section of lower engine compartment paneling   AR61.20-P-1105RK
10 Disconnect electrical connections (7, 8)    
11 Remove screw/bolts (10, 11, 12)    
12 Remove coolant hose (14) from fan unit (15)    
13 Disconnect Electrical connection (9)    
14 Loosen clamp (13)    
15 Remove fan unit (15) in the upward direction INSTALLATION IMPORTANT Ensure that fan unit (15) is seated correctly.  
16 Install in the reverse order