What is the BMW ICM Module?
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BMW ICM module is an ignition module, also known as an ignition controller. Depending on different environmental requirements, it can be used in conjunction with metal probes or ultraviolet photosensitive tubes to achieve automatic ignition, flame indication, flameout alarm, and signal transmission. The ignition module features compact size, lightweight, strong ignition capability, and high sensitivity, making it widely applicable for monitoring flames generated by gases or liquids in various industrial applications, as well as for flameout protection. Additional details are as follows: Ignition module functions: After power is applied, the power indicator light (green) turns on. The switch has no power response in the ON/OFF state. When the switch is turned to ON, the system performs a self-check and ignites for 0.6 seconds before opening the solenoid valve. If a flame signal is detected, ignition stops, and the operation indicator light (yellow) turns on. If no ignition occurs within 10 seconds, re-ignition can be performed at any time during flameout. If a flame signal is detected during re-ignition, the system enters normal operation. If no flame signal is detected within 10 seconds, the solenoid valve closes, and the alarm indicator light (red) turns on. Ignition system: In the automotive industry, the ignition module, along with hybrid integrated circuits (HIC), ignition switch, ignition coil, and ignition distributor, forms the ignition system.