2018 Volkswagen GTI Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2018 Volkswagen GTI and How to Fix Them

Find Repair Location
Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Sensor
0%
25% chance it's the
Control Module
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2018 Volkswagen GTI cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty or malfunctioning sensor can lead to incorrect readings, causing issues with engine performance or other systems relying on accurate data.
  • Control Module: A faulty control module can lead to erratic vehicle behavior or failure of various electronic systems due to improper signal processing.
  • Throttle: A faulty throttle body or a defective accelerator pedal position sensor may be causing inconsistent throttle response.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2018 Volkswagen GTI cruise control isn't working?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

In the event that a wheel speed sensor fails, the ABS, traction control system (TCS) and manufacturer specific stability control system lights will illuminate, informing the driver that the systems are disabled. The vehicle will be more prone to tire slip, and normal driving patterns may need to be adjusted to correct for the loss of computer control. On older vehicle's, the speedometer can be affected, causing illumination of the check engine light as well.

What steps should I take to diagnose the cruise control issue in my 2018 Volkswagen GTI?

When diagnosing the cruise control issue in your 2018 Volkswagen GTI, it's essential to adopt a systematic approach that begins with the simplest solutions before progressing to more complex diagnostics. Start by checking the cruise control fuse, as a blown fuse is a common and easily fixable problem that can disrupt the system's functionality. Next, inspect the cruise control buttons on the steering wheel to ensure they are operational, as faulty buttons can prevent engagement. Utilizing an OBD-II scanner to check for error codes can provide valuable insights into any underlying issues, allowing you to target specific problems effectively. Additionally, verify that the speed sensors are functioning correctly, as they are integral to the cruise control system's operation. Don't overlook the brake and clutch switches, as malfunctioning switches can inhibit cruise control engagement. If these preliminary checks do not resolve the issue, testing the cruise control module is the next step, as a faulty module may be the root cause of the malfunction. Should you find yourself unable to diagnose the problem after these steps, consulting a professional mechanic with experience in Volkswagen vehicles is advisable for a thorough evaluation and repair. By following this structured diagnostic approach, you can efficiently identify and address the cruise control issue in your GTI.

What are the common problems that could cause the cruise control to stop working in a 2018 Volkswagen GTI?

When troubleshooting the cruise control system in a 2018 Volkswagen GTI, it's essential to understand the common problems that may lead to its failure. One frequent issue is a faulty brake pedal switch, which can disrupt the system's ability to engage or disengage properly. Additionally, speed sensor problems can result in inaccurate readings, causing the cruise control to malfunction. Another potential culprit is a blown fuse related to the cruise control system, which can prevent it from operating altogether. Furthermore, a malfunctioning throttle actuator may hinder the system's ability to maintain the desired speed, while issues with the cruise control module itself can also lead to operational failures. If you experience any of these problems, it's advisable to consult a qualified mechanic who can accurately diagnose and resolve the issue, ensuring your cruise control functions smoothly once again.

How urgent is it to address the non-functioning cruise control in a 2018 Volkswagen GTI?

Addressing a non-functioning cruise control in a 2018 Volkswagen GTI is more urgent than it may initially seem. While it might not appear to be an immediate emergency, the implications of ignoring this issue can be significant. A malfunctioning cruise control system not only diminishes the convenience of maintaining a steady speed during long drives but may also signal deeper electronic or sensor-related problems that could affect other critical vehicle systems. This could lead to unexpected safety risks, particularly during extended trips where cruise control is frequently utilized. For DIY enthusiasts, it is crucial to recognize that timely intervention can prevent further complications and ensure the vehicle operates safely and efficiently. Therefore, if you notice any irregularities with your cruise control, it is advisable to investigate the issue promptly, whether through self-diagnosis or by consulting a qualified mechanic, to safeguard both your driving experience and overall vehicle integrity.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.