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?
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Gone are the days when we only replaced water pumps and thermostats when a vehicle was overheating. Now, engine temperature is a critical part of the fuel control and lubrication systems.
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Turbocharging is a way to produce more power when needed, but still get small-displacement fuel economy. With the best of both worlds it’s becoming popular again. Let’s learn how to keep up the boost!
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Engineers have provided us with self-diagnostic capability and access with a VAG 5052. But what do we do when the vehicle will not communicate with us?
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