Helpful Automotive Resources
C0040 Code: Right Front Wheel Speed Circuit MalfunctionABS sensors also get called wheel speed sensors. The ABS code C0040 is a diagnostic trouble code (DTC) that warns of a potential malfunction in one of the wheel speed sensors or the sensor’s circuit. This short but informative guide will help you understand this trouble code and its potential What is ABS (Anti-lock Braking System)? A Complete GuideLuckily, modern vehicles are equipped with a standard safety feature that prevents wheel lock-up. It is known as the antilock brake system (ABS).
The ABS system prevents the wheels from locking and skidding during abrupt stops.
What is ABS?
How to Replace an ABS Sensor: Removal and InstallationThe good news is, replacing an ABS sensor is usually a straightforward task. In most cases, all you need to complete the job is a jack, jack stands, and basic hand tools.
When the ABS speed sensors indicate wheel lockup is about to occur, the ABS control module will regulate brake