Why doesn't the accelerator pedal spring back?

[LaKimberly]

The main reason for the accelerator pedal not springing back is a malfunction in the car's throttle device. Below are the related causes and solutions: 1. Throttle device failure: This is caused by a malfunction in the car's throttle device. Solution: If the car's throttle device is faulty, it is necessary to promptly visit the car's 4S store or a repair shop to have the throttle device repaired, which will resolve the issue of the accelerator pedal not springing back. 2. Pedal damage: Damage to the electronic accelerator pedal can cause the pedal sensor to fail, making the ECU unable to detect the accelerator position. This can lead to unstable idling, stuck accelerator, unresponsive acceleration, and other issues, rendering the car unusable. Solution: Promptly visit the car's 4S store or a repair shop for repairs.

[DeNatalie]

I was really startled when I first encountered this issue! A throttle pedal that doesn't spring back is extremely dangerous as it can cause continuous acceleration. The most common causes are either a stuck or broken spring beneath the throttle pedal - that spring is responsible for returning the pedal to its original position. Sometimes, overly thick floor mats can slide forward and jam the base of the pedal; I've helped a neighbor fix this by simply removing the mat. For older vehicles, you should also check if the throttle cable is stuck - lack of lubrication or kinks could be the culprit. Modern cars use electronic throttle systems, so if the position sensor or motor control module malfunctions, it could also lead to sluggish pedal response. Regardless of the cause, if you notice slow return or sticking, always pull over to inspect immediately - never force it to keep driving.

[OLilah]

Speaking of stuck throttles gives me chills—I once had a close call on the highway. That time, the floor mat shifted and jammed firmly against the throttle pedal base, preventing it from springing back when I lifted my foot. Since then, I’ve been extra careful about mat size and secure placement during replacements. Spring fatigue is another common issue; a torn rubber dust boot lets dirt in, causing rust and reducing spring tension. Electronic throttle users should be especially cautious—I’ve heard mechanics mention cases where dust buildup on pedal position sensors triggered ECU errors. Remember this lifesaver: if anything feels off, immediately shift to neutral, stomp the brakes, and avoid yanking the handbrake to prevent losing control.

[DeVivian]

Having played with modified cars for ten years, I've seen throttle failures too many times. Rusty or broken springs are the main culprits, especially in coastal areas or regions where snow-melting agents are used. Once, a fellow car enthusiast installed a competition pedal incorrectly, causing metal parts to jam the throttle travel entirely. If mechanical throttle cables aren't maintained promptly, the dried-up grease inside the sleeve becomes like glue, creating massive resistance. Nowadays, new cars use electronic systems—while they won't rust, sensor failures can trick the system into thinking you're still pressing the throttle. Friendly reminder: always go to professional shops for pedal modifications, and aftermarket throttle boosters are more likely to cause program conflicts.