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Hyundai Equus: Vehicle identification number (VIN)

The vehicle identification number (VIN) is the number used in registering your car and in all legal matters pertaining to its ownership, etc.
The number is punched on the floor under the front passenger’s seat. To check the number, open the cover.

The VIN is also on a plate attached to the top of the dashboard. The number on the plate can easily be seen through the windshield from outside.
Recommended SAE viscosity number
Vehicle certification labelInjector Drive Box (IDB) Schematic Diagrams
Injector Drive Box (IDB)
IDB Connector
ECM Terminal Function
Connector [C200-IDB]
Pin No.DescriptionConnected to1ECM groundChassis ground2ECM groundChassis ground3Battery power (B+)Main rela ...
Manifold Absolute Pressure Sensor (MAPS) Description and Operation
Description
Manifold Absolute Pressure Sensor (MAPS) is a speed-density
type sensor and is installed on the surge tank. It senses absolute
pressure of the surge tank and transfers the analog si ...
Troubleshooting
Troubleshooting
SymptomSuspect AreaRemedy (Refer to page)Water leaks from sunroofDirt accumulated in drain tubeClear dirt inside of drainClogged drain tubeBlow air into drain to remove dirtBroken ...