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Home >> Mercedes Benz >> 1995 >> E420 >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Throttle Control, Speed Control Systems - 140 Chassis) >> Testing & Repair >> Adjust throttle control - AR30.10-P-1010 >> Adjusting throttle control - AR30.10-P-1010F

Adjusting throttle control - AR30.10-P-1010F

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ENGINE 120.980 /981 

Illustrated on model 140 

Fig 1: Identifying Throttle Control - Engine 120.980 /981
G04684630Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
IMPORTANT Ignition: OFF    
1 Check connecting rods (2, 3) and control cable (30) for easy motion and good condition Replace parts if required *BE30.10-P-1001-01B 
      *BE30.10-P-1002-01B 
  Idle adjustment     
2 Check idle stop The angle lever (1) should rest against the idle stop on the electronic accelerator pedal actuator (M16/3) (stop audible). Driver spring (26) should make contact with control cable without play. Adjust if necessary with adjustment screw (32)  
3 Adjust control pressure control cable (98) For this purpose, the tips of the control transfer lever (6) and control pressure control cable transfer lever (7) must be positioned exactly opposite one another with the control pressure control cable hooked in. If necessary, adjust with adjustment screw (11a)  
  Full throttle adjustment     
4 Ignition: ON IMPORTANT The ignition must be switched on, otherwise, the throttle flap does not move to the full throttle position  
5 Press accelerator pedal (24) down to stop on kickdown switch (S16/7) from inside of car with engine shut off (do not actuate kickdown switch!) IMPORTANT The angle lever (1) should make contact with the full throttle stop on the electronic accelerator pedal actuator (M16/3) (audible stop), if necessary adjust with adjustment nut (29).
If the control rod is actuated from the engine compartment with the ignition switched on, the electronic accelerator control module (N4/1) goes to the limp-home mode. To cancel the limp-home mode, switch off the ignition		  
6 Ignition: OFF    
7 Accelerator pedal in idle position IMPORTANT If necessary, adjust driver spring (26) play with adjustment nut (32) from inside of car *BE30.10-P-1003-01B 
8 Lubricate control cable (30) between end elements and guide element with corrosion protection grease   *BR00.45-Z-1006-06A 
TEST VALUES FOR CONTROL

Number Designation Engines 120.980, 120.981
BE30.10-P-1001-01B Length of connection rod to control transfer lever mm 173
BE30.10-P-1002-01B Length of connection rod to angle lever mm 63
BE30.10-P-1003-01B Control cable play between driver spring and guide on transfer lever mm 0,5-1,0
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1006-06A Grease A 001 989 37 51 10
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