Tesla Model Y (2019-2023) – HRN-CT26T1


Please inspect your vehicle’s diagnostic port to ensure you are purchasing the correct harness. If you are uncertain, please contact us with a picture of your diagnostic port.


The Geotab HRN-CT26T1 OBDII adapter is a custom OBDII port adapter to connect to the Tesla engine diagnostics port of the Tesla Model Y, 2019-2023.

Tesla Harness Install Video

Length: 16.5 cm / 6.5 inches
Max length of connected cables: 2 meters / 6.5 feet

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Other Tesla engine diagnostic port adapters:

2012-mid 2015+ Tesla Model S OBDII Adapter
Tesla Model X OBDII Adapter
2019+ Tesla Model 3 OBDII Adapter
2018 Tesla Model 3 OBDII Adapter
Overview of Tesla OBDII Adapters
GPS Tracking for Electric Vehicles

Tesla Forum

Additional information

Weight 0.5 lbs
Dimensions 6 × 6 × 2 in