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.
When the cruise control in your 2009 BMW 128i ceases to function, several common issues may be at play. One of the primary culprits is a failed control module, sensor, or switch, which can disrupt the system's operation. Additionally, throttle actuation problems can prevent the cruise control from engaging properly. A blown fuse is another frequent cause of malfunction, so checking the fuse box should be one of your first steps. Other potential issues include problems with the throttle control system or the ABS, which can interfere with cruise control functionality. Furthermore, inspect the vacuum actuator and its associated hoses, as well as the cable connecting the actuator to the throttle, since any damage here can lead to failure. Lastly, consider battery issues, a dirty speed sensor, or wiring problems, as these can also contribute to cruise control malfunctions. If you are unable to identify the issue through these checks, consulting a professional mechanic or a BMW service center may be necessary for a thorough diagnosis and repair.
When considering the urgency of addressing a non-functioning cruise control in your 2009 BMW 128i, it's essential to evaluate your driving habits and the potential implications of leaving the issue unresolved. While cruise control enhances comfort during long drives, its absence is not a critical safety concern, especially if your driving primarily involves city traffic or short distances. However, neglecting this issue could signal underlying problems within your vehicle's systems, such as sensor malfunctions or computer errors, which may lead to more significant complications if left unaddressed. Therefore, while the immediate need may not be pressing, it is wise to have the cruise control system inspected to ensure your vehicle remains in optimal condition and to prevent any future inconveniences or costly repairs. Addressing the issue promptly can enhance your driving experience and maintain the overall health of your BMW.
See what others are asking about their BMW 128i. Get answers from RepairPal's community of auto experts and enthusiasts.
Read about related problems experienced by other BMW 128i drivers like you.