go to site In order to meet Federal Exhaust Emission and Fuel Economy regulations, today’s vehicles are equipped with highly sophisticated electronic engine control systems. Your vehicle’s onboard computer receives information from a network of sensors and switches that convert engine operating conditions into electrical signals.
Based on the information and instructions stored in the computer program, commands are then sent to three primary systems:
see url • Ignition System
• Fuel System
• Emission Control System
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