As vehicle electronics become increasingly complex, the humble memory saver tool has gone from a convenience to an absolute necessity for maintaining power to vehicle systems while the battery is disconnected. Memory saver tools have changed over the years, too, and...

Whether you used a fuel pressure gauge or relied on the Fuel Rail Pressure PID on your scan tool, a reading of zero when testing fuel pressure is a bad thing. What are your next steps? Do you jump the relay to see if the pressure builds? Do you use an amp probe and a...