LEMON Manuals: Even more car manuals for everyone
Home >> Smart >> 2015 >> Fortwo Electric Drive, 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - 451 Chassis >> Testing & Repair >> Replace shutoff valve with coolant line - AR20.00-P-0302MCC

Replace shutoff valve with coolant line - AR20.00-P-0302MCC

ENGINE 132.9 in MODEL 451.3/4 as of 8/31/10 

Fig 1: Identifying Shutoff Valve With Coolant Line Remove/Install Components (1 Of 2)
G10978167Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Shutoff Valve With Coolant Line Remove/Install Components (2 Of 2)
G10978168Courtesy of MERCEDES-BENZ USA
DANGER Risk of injury  to skin and eyes suffering scalding from contact with hot coolant spray. Risk of poisoning  from swallowing coolant. Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.
AS20.00-Z-0001-01A
NOTES Notes on coolant   AH20.00-N-2080-01A
REMOVING Remove     
1 Open maintenance flap    
2 Turn cap on expansion reservoir one half turn counterclockwise, relieve overpressure and then unscrew cap from expansion reservoir.    
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
3 Raise vehicle with vehicle lift    
4 Remove starter ENGINE 132.930 in MODEL 451.3/4 as of 8/31/10
* not for USA
AR15.30-P-7100MCC
5 Unfasten spring clamps (5, 6) and push to the rear SPECIAL TOOL Hose clamp pliers Figure
6 Remove coolant hoses (1, 4) from heating system shutoff valve (Y162) IMPORTANT Collect escaping coolant.  
7 Disconnect electrical connection (2)    
8 Remove heating system shutoff valve (Y16/2) from bracket (3)    
9 Remove coolant hoses (1, 4) from vehicle IMPORTANT Collect escaping coolant.
SPECIAL TOOL Hose clamp pliers
Figure
INSTALLING Install     
10 Plug cap (7) on electrical connection (2)    
11 Strap down electrical connection (2) with a cable tie    
12 Install coolant hose (8). IMPORTANT The coolant hose (8) replaces the coolant hoses (1, 4) and the heating system shutoff valve (Y16/2).
SPECIAL TOOL Hose clamp pliers
Figure
13 Install starter ENGINE 132.930 in MODEL 451.3/4 as of 8/31/10
* not for USA
AR15.30-P-7100MCC
14 Lower vehicle with vehicle lift    
15 Pour in coolant and bleed cooling system IMPORTANT Since the cooling system is not completely emptied, a first ventilation procedure is sufficient.
* not for USA
AR20.00-P-1142MCC
  * for USA only
  AR20.00-P-1142MCU 
16 Close maintenance flap    
Fig 3: Identifying Hose Clamp Pliers (003 589 03 37 00)
G10978010Courtesy of MERCEDES-BENZ USA