better to wait, meanwhile you could see the schematics here and you should start to find the resisors for the voltage divider to check the k-line (12-14V) with the logic analyzer (max 5V) some value like 10k and 5k would works well
better to wait, meanwhile you could see the schematics here and you should start to find the resisors for the voltage divider to check the k-line (12-14V) with the logic analyzer (max 5V) some value like 10k and 5k would works well