Engine

Auxiliary Heater Coolant Pump Replacement

By: Tim

On: April 4, 2018

What is an auxiliary coolant pump? Some Sprinters vans come equipped with auxiliary heaters, or small diesel furnaces that can be used to warm the engine block on cold days for easier starting, warm the cabin of the van independently of the engine running, and help the engine reach operatingRead More →

Injector Leak Back Test

By: Tim

On: April 2, 2018

In: Engine, How To, Repairs/Maintenance

With: 2 Comments

First of all, what is injector leak back? Leak back is the release of excess pressure in the fuel injectors that return the extra fuel back to the fuel tank. In other words, it can be thought of like a pressure check valve on the top of the diesel injector.Read More →