Efficiency in transmissions
Automotive
The manual and automatic transmissions from Audi are highly efficient. Irrespective of design, they have all been optimized concerning internal friction and are notable for their wide gear-ratio spread. The term “transmission spacing” refers to the transmission’s gear-ratio range, that …
Cybersecurity Best Practices for Modern Vehicles
PDF
This document describes the National Highway Traffic Safety Administration’s non-binding guidance to the automotive industry for improving motor vehicle cybersecurity. Table of Contents 1 Purpose of This Document………………………………………………………………………………………………… 5 2 Scope………………………………………………………………………………………………………………………………. 5 3 Background……………………………………………………………………………………………………………………… 6 4 Definitions……………………………………………………………………………………………………………………….. 8 5 General …
Expiration Dates on Car Seats: Why?
Car Talk
You have a car seat for your child’s protection, but even the most protective parents can be confused by car seat expiration dates. Car seats aren’t perishable foodstuffs that go “off” after a set amount of time, but they do …
Passive and Active wheel speed sensors
Automotive
A discussion about passive and active wheel speed sensors Repair procedure: Passive and active wheel speed sensors are both used on today’s vehicles. Both sensors’ visual appearances are very close. Each sensor functions completely different from the other. An (active) …