General information (Opel Insignia A)

The electronic engine control unit ensures high engine efficiency with low fuel consumption and improved environmental performance. In addition, the electronic control system constantly diagnoses all systems, issuing corresponding codes in the event of a malfunction using the OBD II protocol.

The electronic engine control unit is located in the engine compartment. It controls the following systems:

• Fuel injection system.
• Ignition system (on gasoline engines).
• Pre-heating system (on diesel engines).
• A system for monitoring harmful substances in exhaust gases.
• On-board diagnostics system.
• Air conditioning system and cooling system fan.
• Throttle actuator system.

The electronic engine control unit constantly monitors information from various sensors and controls.

Source is on the website [OPELBOOK.ru]