Diagnostic Port Location

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CAUTION
Always use the appropriate diagnostic cable and diagnostic port location. See Diagnostic Cables.

Vehicles manufactured before April 2024

The diagnostic port in Model S is located under the touchscreen, behind the IP service panel. To access the diagnostic port, release the tabs (x4) at each corner of the IP service panel.

Warning IconA warning icon, calling your attention to a possibly risky situation
Warning
Model S vehicles manufactured before April 2024 are equipped with both an OBD-II J1962 port (which does not support Diagnostic over Internet Protocol (DoIP)) and a separate diagnostic port in the Center Console. Do not connect an OBD-II J1962 to RJ45 Ethernet cable into an OBD-II J1962 port that does not support DoIP. Doing so may cause damage to electronic equipment.

Vehicles manufactured April 2024 onwards

The diagnostic port in Model S is an OBD-II J1962 port that supports Diagnostic over Internet Protocol (DoIP). This diagnostic port is located in the LH footwell area.