Tesla Model 3 (2019+) OBDII Adapter – HRN-CT20T11


Please note: This adapter is for 2019+ Tesla Model 3’s ONLY. If you are looking for an adapter for the 2018 Model 3, please click here. This 2019+ Tesla Model adapter may not be compatible for an early build (January/Feb) of the 2019 Model 3. You may need the 2018 Model 3 adapter. If your vehicle has an early 2019 build date, please see the image below to determine which adapter you require, or if you are uncertain, please contact us with a picture of your diagnostic port. To find the build date, please look at the sticker on the inside of the driver side door. 

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The HRN-CT20T11 is an OBDII adapter for the 2019+  Tesla Model 3 year, to connect to the Tesla OBDII engine diagnostics port.
If you are looking for an OBDII port adapter for the 2018 Tesla Model 3, you need to purchase the HRN-CT20T1. See the image below to verify the correct adapter. 



Length: 30 cm / 12 inches
Max length of connected cables: 2 meters / 6.5 feet

Other Tesla Adapters:
2012-mid 2015 Tesla Model S OBDII Adapter
Mid 2015+ Tesla Model S OBDII Adapter
Tesla Model X OBDII Adapter
2018 Tesla Model 3 OBDII Adapter
Overview of Tesla Adapters
Geotab Features for Electric Vehicles