Hillsboro Auto Repair

A small oil leak can feel like a later problem. The car still starts, runs, and gets you where you need to go, so it’s tempting to top off and move on. Oil leaks rarely stay neat for long. Most small leaks either grow, spread, or create secondary problems that cost more than the original repair. Fixing it early is usually the cheaper and less stressful route. Why Small Oil Leaks Get Worse Heat cycles and vibration work against gaskets and seals every time you drive. Once a seal starts weeping, oil softens rubber nearby, attracts grit, and turns a clean surface into a slippery one that’s harder to seal later. A damp spot today can become a steady drip a month from now. Even if the leak rate stays small, the mess rarely does. Airflow under the vehicle can spread oil across shields, suspension parts, and wiring, making it harder to spot new issues. Common Engine Oil Leak Sources Many leaks start in places that are easy to overlook becaus ... read more

ABS is one of those systems you barely think about until the road is slick and you need a hard stop. Instead of the wheels locking up and sliding, ABS helps keep the tires rotating so you can still steer while braking. The whole system depends on accurate wheel speed information, and that comes from the ABS sensors. When a sensor starts lying or dropping out, braking can feel strange, warning lights pop on, and other safety features may switch off too. How ABS Sensors Actually Read Wheel Speed Each wheel has a sensor that tracks rotation speed. Depending on the vehicle, that sensor reads a toothed ring, a magnetic encoder, or a built in tone ring that’s part of the wheel bearing. The sensor sends a signal to the ABS module, and that module compares all four wheels many times per second. The important thing is consistency. The module isn’t only looking for a wheel that slows down fast. It’s also looking for one wheel that reports a speed that does ... read more