An OBD2 (On-Board Diagnostics II) scanner can provide information about the status and health of various vehicular systems.

Mercedes Vans: The agency says it has 44 complaints of rear-wheel speed sensor problems that caused large fluctuations in speed and erratic transmission shifting. Owners also reported the vans ...

Ford has issued a recall in Australia this week for its Ranger pickup and Territory SUV. The pair may be affected by a problem with the output shaft speed sensor, which may see the vehicle ...

The NHTSA is investigating speed sensor problems with Mercedes-Benz Sprinter full-size vans that could cause unwanted acceleration.