Engine-CodesMercedes-Benz – P0575 Mercedes-Benz

P0575 Mercedes-Benz Code - Cruise Control Input Circuit

Quick Answer

The P0575 code in a Mercedes-Benz indicates a problem with the cruise control input circuit. Common causes include Faulty cruise control switch or buttons, Damaged wiring or connectors in the cruise control circuit, Defective cruise control module. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
P0575 Mercedes-Benz indicates Cruise Control Input Circuit.
Common causes
Common causes include Faulty cruise control switch or buttons, Damaged wiring or connectors in the cruise control circuit, Defective cruise control module.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P0575 Mercedes-Benz Description

The P0575 code in a Mercedes-Benz indicates a problem with the cruise control input circuit. The cruise control system allows the driver to set a desired speed for the vehicle to maintain automatically, providing convenience and comfort during long drives. When this code is triggered, it means that there is a malfunction in the circuit responsible for transmitting input signals from the cruise control buttons or switches to the vehicle's control module.

OBDII Code P0575 Mercedes-Benz - Cruise Control Input Circuit
P0575 Mercedes-Benz Code - Cruise Control Input Circuit

Common Causes of P0575 Mercedes-Benz

  1. Faulty cruise control switch or buttons
  2. Damaged wiring or connectors in the cruise control circuit
  3. Defective cruise control module
  4. Corrosion or moisture in the cruise control system components
  5. Electrical issues such as short circuits or open circuits in the cruise control circuit

Symptoms of P0575 Mercedes-Benz

  1. Inoperative cruise control system
  2. Cruise control not engaging or disengaging properly
  3. Illumination of the cruise control warning light on the dashboard
  4. Erratic behavior of the vehicle speed while using cruise control

How to Fix P0575 Mercedes-Benz

  1. Begin by conducting a thorough inspection of the cruise control input circuit, checking for any visible damage to the wiring, connectors, switches, or control module.
  2. Use a multimeter to test the continuity and voltage of the cruise control circuit components to identify any faulty parts.
  3. Replace any damaged or malfunctioning cruise control switches, buttons, wiring, connectors, or the control module as needed.
  4. Clear the diagnostic trouble codes from the vehicle's memory using an OBD-II scanner, and perform a test drive to verify that the cruise control system is functioning correctly.
  5. If the issue persists, further diagnosis may be required to pinpoint the exact cause of the problem, such as checking for intermittent faults or conducting a more in-depth electrical diagnosis.

Cost to Fix P0575 Mercedes-Benz

The typical repair costs for addressing a P0575 code in a Mercedes-Benz can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts for replacing cruise control switches, buttons, wiring, connectors, or the control module can range from $100 to $500, while labor costs can range from $100 to $300. Overall, the total repair cost can be estimated to be between $200 and $800.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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