A quick trip to your local parts store could tell you why that warning light is on—and it might not cost you anything.

OBD-II fault codes reveal exactly what triggered your check engine light - a $30 Bluetooth dongle pulls them in under a ...

An active check engine light means automatic emissions test failure in DeKalb County. The Decatur shop diagnoses fault ...

One component found on every single petrol and diesel car is Europe's most common car fault, with problems likely to backfire on road users.

Credit: Blue Origin CAPE CANAVERAL—The cause of the New Glenn rocket explosion on its Cape Canaveral launchpad in May has been traced to the main oxygen valve on one of the booster’s seven main ...

GCAP imagery at Farnborough Airshow. Credit: Carl Court/Getty Images FARNBOROUGH, England—The sensor and power providers for the Edgewing Global Combat Air Program (GCAP) fighter will spend the ...

A quick cry could one day save your life. Brazilian researchers have developed a tiny sensor that can detect early signs of Parkinson’s disease in human tears — a method they say is faster, cheaper ...

Air-fuel ratios, emissions, and others: oxygen (O2) sensor, exhaust gas temperature sensor (EGT), nitrogen oxide (NOx) sensor, knock sensor This video highlights how each sensor communicates with the ...

SAN ANTONIO - Starting November 1, drivers in Bexar County will need to make sure their 'check engine' lights are not on to pass mandatory emissions testing. The test must be passed to be able to ...

Oxygen sensors play an important role in your car's engine, but they aren't like many other components, such as oil filters, for which automakers provide a strict service schedule. Instead, the real ...

An irregular heartbeat, or arrhythmia, leads to inefficient pumping of blood by the heart, which then prevents blood and oxygen from getting to the body's other organs. When blood and oxygen flow ...

Smartphone adapter connects to mouth to measure airway openness via sound waves Device aims to make lung function testing more accessible for patients with chronic conditions Clinical trial underway ...