Mercedes-Benz Cruise Control System Components

The system is composed of the following items (in order of failure rate:)

  • Cruise Control Amplifer - this is the electronic brain of the system.
  • Cruise Control Actuator - takes signal from the Amplifier to control throttle linkage.
  • Column Switch - allows you to tell the system what to do.
  • Speed Sensor - on or near the Speedometer - provides vehicle speed to the Amplifier.
  • Brake Light Switch, Clutch Switch - Brake Light Bulbs - deactivates cruise.
  • Connectors and Wiring - must be in good shape for system to work properly.

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