2010 Suzuki SX4 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2010 Suzuki SX4 and How to Fix Them

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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 2010 Suzuki SX4 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 2010 Suzuki SX4 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.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

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 are the steps to diagnose the cruise control issue in a 2010 Suzuki SX4?

When diagnosing a cruise control issue in a 2010 Suzuki SX4, it's essential to adopt a systematic diagnostic approach that begins with the simplest checks before progressing to more complex solutions. Start by ensuring that you are driving at a speed where the cruise control can engage, typically above 25-40 mph. Next, reset the system by disconnecting the negative battery terminal for about 10 seconds, which can resolve minor glitches. Inspect the fuse box for any blown fuses related to the cruise control system, as replacing a faulty fuse can often restore functionality. The brake light switch is another critical component; ensure it is operational by checking if the brake lights illuminate when the pedal is pressed. If the switch is defective, replacing it may solve the issue. Additionally, examine the cruise control switches on the steering wheel for continuity using a multimeter, as malfunctioning switches can prevent engagement. The speed sensor, usually located near the wheels or transmission, should also be inspected for damage, as a faulty sensor can disrupt the cruise control system. For vehicles with a vacuum actuator or throttle-by-wire system, check for any damage to the actuator and its connections. Lastly, utilize an OBD scanner to identify any trouble codes that may indicate specific component failures. After performing these checks and making necessary repairs, a test drive will confirm whether the cruise control is functioning correctly. This methodical approach not only helps in identifying the problem but also ensures that you address the most straightforward issues first, potentially saving time and effort.

What are the common problems that could cause the cruise control to stop working in a 2010 Suzuki SX4?

When dealing with cruise control issues in a 2010 Suzuki SX4, it's essential to understand the common problems that may arise. One of the first things to check is the fuse dedicated to the cruise control system, as a blown fuse can completely disable its functionality. Additionally, the brake pedal switch plays a critical role; if it fails, the system may incorrectly interpret that the brakes are engaged, preventing cruise control from activating. Another key component is the speed sensor, which not only regulates the cruise control but also affects the speedometer and engine performance. If this sensor malfunctions, it can lead to a loss of cruise control functionality. For older models, inspect the vacuum actuator and associated hoses or cables, as damage here can disrupt the system's operation. Lastly, ensure that the cruise control switch on the steering wheel is functioning properly, as wear and tear can lead to failure. By systematically checking these components, you can effectively diagnose and potentially resolve the cruise control issues in your Suzuki SX4.

How urgent is it to address the malfunctioning cruise control in my 2010 Suzuki SX4?

When considering the urgency of addressing a malfunctioning cruise control in your 2010 Suzuki SX4, it's essential to recognize that while the issue may not pose an immediate safety risk, it can lead to more significant problems if neglected. A malfunctioning cruise control system can be indicative of underlying issues, such as a faulty brake pedal switch or speed sensor, which are critical for the vehicle's overall safety and performance. Ignoring these symptoms could result in complications that affect not only the cruise control but also the braking and traction control systems, potentially leading to dangerous driving conditions. Additionally, the inconvenience of a non-functional cruise control can increase driver fatigue during long trips, making it less comfortable to drive. Therefore, it is advisable to diagnose and repair the issue promptly, as this proactive approach can prevent further damage and ensure that your vehicle remains safe and reliable on the road.

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