mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Electronic Accelerator/Cruise Control/Idle Speed Control Actuator, Location/Task/Design/Function|Page 6979 > < Electronic Accelerator/Cruise Control/Idle Speed Control Actuator, Location/Task/Design/Function
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Illustration shows actuator M16/4 
(further designations: M16/1, M16/3, M16/6 throttle valve actuator) 

Throttle valve

Return spring

Spring capsule (mechanical stop)

Transmission

Throttle valve drive shaft

M16/4m1  Actuator motor
M16/4r1  Actual value potentiometer 1 Throttle valve 
M16/4r2  Actual value potentiometer 2 Throttle valve

Each actuator contains two actual value potentiometers for detecting the position of the throttle valve. The second potentiometer is used as a reference
value to the plausibility check. In addition, the system switches over to the second potentiometer if the first potentiometer fails.     

Electronic Accelerator/Cruise Control/Idle Speed Control Actuator, Function

Electronic Accelerator/Cruise Control/Idle Speed Control Actuator, Function

Electronic Accelerator/Cruise Control/Idle Speed Control Actuator, Location/Task/Design/Function|Page 6979 > < Electronic Accelerator/Cruise Control/Idle Speed Control Actuator, Location/Task/Design/Function