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Carprog Manual

Location: /SPEEDSTOP/Mercedes

SPEEDSTOP - Plug and Play KM freezer for Mercedes GLE, GLS, ML W166, W204, W212

SPEEDSTOP - Plug and Play KM freezer for Mercedes GLE, GLS, ML W166, W204, W212

Product Information

For Mercedes cars testing. While car drive test is possible to stop (freeze) odometer counting. 

Plug and Play device with easiest connection way possible, no soldering is required in the installation process.

Works with :

 Mercedes ML, GL:  W166 X166 W463
Mercedes G-class: W463 to year 2018
 Mercedes E-class: W212 
 Mercedes C-class:  W204
 Mercedes GLE:  C292
 Mercedes GLS: X166
Mercedes Vito with monochrome LCD: W447 --- instrument cluster like in photo
 Mercedes B-class: W246
 Mercedes SL: W231
 Mercedes CLA: W117
 Mercedes B-class: W246
 Mercedes SLS : C197, R197


Using SPEEDSTOP on W166:

(SPEEDSTOP mode selection will be confirmed by speedometer beep­ - watch video: 
https://youtu.be/etnMEgpY1TQ ): 

  • MODE 1 :  Push 3x Return button (1 beep ) = Odometer not turn, Speedometer arrow not work;
  • MODE 2 :  Push 3x Return button (2 beeps )  = Odometer not turn, Speedometer show actual speed; 
  • MODE 3 :  Push 3x Return button (3 beeps )  = Odometer turn 10% (will count 10km after 100km drive test), Speedometer show 10% of actual speed;  -  use this mode for V-class;
  • Push 3x Return button (4 beeps ) = back to Normal mode.

  After Ignition OFF/ON SPEEDSTOP keeps selected working mode.


ACC adaptive cruise control works fine in all modes

What to do if in MODE2 speedometer pointer show wrong car speed:  you have possibility adjust speedometer scale. If speedometer shows car speed lower then the real car speed, push "Arrow UP" button on steering wheel while driving. After 3s speedometer pointer will start slowly go UP. Release "Arrow UP" button when pointer will reach actual speed. Same with "Arrow DOWN" button – you can adjust speedometer pointer to lower side by pushing "Arrow DOWN" button for 3s. 

Price: €210.00/€168.00 (without VAT)

Product Code: SPEEDSTOPW166

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