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Discussion Starter · #1 ·
Purchased this basic OBD2 reader here today. Stated as ISO14230-4 KWP protocol compatible.

The OBD2 port in my Volvo XC60 (MY19) is as follows:

Therefore, according to this resource, the vehicle should be fully ISO9141/ISO14230-4 (KWP2000) compatible with this device.

I have followed the product instruction manual exactly as prescribed here as follows:

Yet the result is an unsuccessful "Link Error" as follows (50-second video):

So is there a problem with this device, or my vehicle, or both?

How do I simply read my vehicle's engine error codes?
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