battery Archives

Diagnosing Prius Hybrid Battery Pack: Sometimes They Come Back…

May 2022 | feature, Starting + Charging + Batteries, Toyota, TOYOTAtech Features

It’s possible to do everything right and still find the Prius you just fixed waiting for you on a...

Nissan Charging Systems

Jul 2020 | feature, Nissan, Nissan TechNews Features

The electrical systems on today’s vehicles are extremely important. With multiple networks connecting a wide range of electronic control modules, their reliance on a well-functioning electrical system is crucial.

Energy Management: What’s going on with that battery?

Sep 2019 | Mercedes-Benz, Mercedes-Benz StarTuned Features

A Genuine Mercedes-Benz battery can be expected to have a long lifetime, but when there’s trouble, the Energy Management System might tell you why.

StarTuned September 2019

Sep 2019 | Mercedes-Benz StarTuned Issues

In this issue: Energy Management • Sensotronic Service • Cooling System Work • Pre-/Post-Scan Calibration

The Problem That Isn’t

Sep 2017 | Electrical, Engine Mechanical, Nissan, Nissan TechNews Features, Starting + Charging + Batteries

The “I can’t fix it if it ain’t broke” dilemma.

Nissan Charging System Diagnosis

Nov 2015 | Electrical, Nissan, Nissan TechNews Features

When a customer comes to your shop with a possible charging system problem, the inspection should involve more than just checking the voltage across the battery terminals with the engine running.

Down with the (Battery) Drain

May 2012 | Volkswagen, Volkswagen TechConnect Features

A dead battery caused by a battery drain has become one of the more difficult problems to diagnose these days. It could be a simple switch or relay staying stuck on. But what if it is computer related? What if one control unit is staying awake?

Testing the Battery, Starting and Charging Systems is Not Just for No-Starts Anymore

May 2009 | Electrical, Nissan, Nissan TechNews Features

Why test? Because you’ll not only head off electrical breakdowns, you’ll also prevent subtle electronic glitches that can defy normal troubleshooting.

Testing the Charging System Part 2: Current

Mar 2007 | Electrical, MasterTechnician Features, Starting + Charging + Batteries

Testing amp output, and how it can tell you something about the battery, too

Go to your room – you’re grounded!

Apr 2000 | Electrical, General, Import Service, Starting + Charging + Batteries

I’ve always loved troubleshooting ground problems. Well, maybe not always. Certainly not until I figured out the best way to do it. But once I found the method for troubleshooting grounds, I began to enjoy watching the bizarre behavior of ground circuit problems. The more bizarre the problem, the more I liked it, because they […]

Key Off Battery Drain

Dec 1990 | Import Service

After properly charging and testing the battery, you’ve eliminated it as the source of the problem. The alternator charging rate also looks good. So what caused the dead batter?

Battery-ology 101

Feb 1990 | Import Service

Welcome to Battery-ology 101-Testing Maintenance-Free Batteries. This class is part one of a two part series on battery testing.

Tag: battery