Glow relay BOSCH 0281003018 CITROEN PEUGEOT for 2.7 HDI engines with a piece of wiring The Bosch glow relay Citroën Peugeot 0281003018 598142 is an electric relay used in Citroën and Peugeot diesel vehicles to control the engine preheating system. This relay is manufactured by Bosch, which is known for its high standards of quality and reliability. The glow relay is responsible for controlling the glow plugs in diesel engines during a cold start. When the driver turns the key in the ignition, the glow relay receives a signal from the engine control unit and starts the glow plugs, which preheat the engine and make it easier to start in cold conditions. The Bosch Citroën Peugeot 0281003018 598142 glow plug relay is specially designed for use in Citroën and Peugeot diesel vehicles, where it provides reliable and efficient control of the engine preheating system. This relay is available in original design and meets the highest quality and safety standards.