HRN-GS16K22: 2017+ Mercedes-Benz Vito / Metris

Locate & remove the OEM OBDII connector from its OEM location

Connector bracket is secured with (2) T-20 screws.

Once removed slide the grey lock away from the bracket to release the connector from the bracket.

The bracket will be reused, set aside for future step.

Video example for this step

Install adapter #5 onto the connector housing.

In most cases the groove should be visible once the adapter is completely seated.

Slide the metal clips into the groove to retain the assembly

If the groove is not visible the adapter is likely installed backwards.

Plug the female connector from the T-harness into the OEM OBDII connector.

Secure connection with a cable tie.

Trim excess cable tie flush!

Install the prepared T-harness connector from the first steps above, into the connector bracket previously removed.

Install harness & bracket assembly into the OEM location using the OEM hardware.

Ensure cable does not interfere with any moving parts!

Secure harness as needed with cable ties!

Using a panel tool, remove the light switch panel.

For ease of access, unplug the light switch harness.

Plug the GO device into remaining end of the harness.

Secure the device to the harness with included cable tie.

Trim excess cable tie flush.

Every device has a black serialized cable tie included & should be used in this step.

Route device and harness to mounting location as needed.

Ensure cable does not interfere with any moving parts & secure harness as needed with cable ties.

Secure device using 2 cable ties.

This bracket is an acceptable location to secure the device.

To ensure reporting quality the device must be secured with no free movement!

Device must not be secured with bottom side facing in direct contact of metal!

In this example the bottom of the device (blue side of the GO device label) faces away from the bracket it's secured to.