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Monthly Archives: April 2020

What Does the Glow Plug Warning Light Mean?

What Does the Glow Plug Warning Light Mean?

The diesel engine is a complex system with different parts than the standard engine. Among those parts are the glow plugs, which are a heating device used to start up a diesel engine. They are usually activated when the temperature of the diesel engine is too low to start up. The glow plugs will raise the temperature inside the cylinders to help in pressurizing and detonating the diesel fuel. It should only take about 10 or so seconds for the glow plugs to do their job and get the engine going.  If the glow plug light is on, this just indicates that they have been activated to warm up the engine. However, if this light flashes, this means your vehicle has detected an issue with the glow plugs. Glow plugs do need to be replaced over time just due to normal wear and tear, so this could be an indication that a replacement is due.  However, an issue with the glow plugs could also be caused by surrounding components. For example, the issue could be with the timer. The timer is t ... read more

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