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Removing, installing HFM-SFI variable reference resistor - AR07.51-P-1459D

ENGINE 104.941 /942 /943 /944 /991 /992 /994, 111.920 /940 /941 /944 /960 /961 

Fig 1: Identifying HFM-SFI Variable Reference Resistor
G04677840Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig. item, etc. Work instructions    
R16/5 Variable reference resistor (HFM-SFI) IMPORTANT Raise windshield washer reservoir and place to the side for removing and installing.
Fit on new anti-tamper seal
 
    SPECIAL TOOL Figure
    SPECIAL TOOL Figure
R16/5, R16/7 Variable reference resistor (HFM-SFI)/ reference resistor coupling (PEC) Pay attention to adjustment position. See DM Engine, Volume 2, Index 1 and 4  
R16/7
REFER TO COMPONENT MODIFICATIONS
Reference resistor coupling (PEC)
Reference resistor coupling (PEC) modified
  BT07.52-P-0001-01A
Fig 2: Identifying Embossing Set (124 589 24 63 00)
G04677841Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 3: Identifying Anti-Tamper Seal Pliers (124 589 01 37 00)
G04677842Courtesy of MERCEDES-BENZ OF NORTH AMERICA.