How does the BERU glow plug control unit work?

BERU’s glow plug control unit uses three-phase technology to ensure optimal performance of your glow plugs: Phase 1: pre-heating initiated when the ignition starts. Glow plugs are quickly heated up to 1300° Celsius. Phase 2: Heating during starting to ensure optimal combustion of your fuel.

Where are the glow plugs in a diesel car?

There is a glow plug inside every cylinder of your diesel car, ready to heat up to extremely high temperatures (1300° Celsius for Ceramic Glow Plugs) when sprayed with a pressurised fuel-air mixture. The high temperature ensures that the fuel burns efficiently, with the lowest possible amount of emissions.

What happens if glow plug is not turned on?

If a glow plug isn’t turned on for long enough or to a high enough temperature, the fuel mixture won’t ignite efficiently. And if it is turned on for too long, the glow plug can sustain damage or accelerated wear. BERU’s glow plug control unit uses three-phase technology to ensure optimal performance of your glow plugs:

What does glow plug do in diesel engine?

As you already know, a glow plug is a heating device in each cylinder of a diesel engine that helps the engine to start. But how is the overall operation of your glow plugs monitored and controlled?

What are the symptoms of a defective glow plug?

In addition to watching out for the glow plug light on your dashboard, here are some common symptoms of a defective glow plug or glow plug control module: White exhaust smoke – a defective glow plug will cause diesel to leak into the exhaust where it burns.

Where is the glow plug control module located?

Located on the engine and with a direct connection to the engine control unit, the control module uses a microprocessor to analyse input from the engine control unit to determine information related to the working of the glow plugs.

Why does my car have bad glow plugs?

However, this can also be a symptom of a problem in the fuel system or battery. Poor engine power – after a difficult start, bad glow plugs will make it difficult for your car to run properly, due to improper combustion which reduces power and efficiency.