Instead of a 16-pin port connector found in vehicles made after 1996, you should see a blue two-pin connector and a three-pin connector that’s used for a trouble code scanner in your daughter’s 1994 Accord. As you may already know, the On-Board Diagnostics (OBD) port connects to the onboard computer system that keeps track of all important vehicle information, including emissions and mileage. While the OBD-I system was externally linked to the vehicle’s console, the OBD-II system is now integrated into the vehicle itself.
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