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Home >> BMW >> 2018 >> X3 M40i >> Repair and Diagnosis >> External Pages >> Different car >> Section 763 (Functional Descriptions - F25 - Charging System, Anti-Theft, Body Electrical Systems) >> Body Electrical System - Functional Description >> Checking the CAN bus signal >> Notes

Checking the CAN bus signal: Notes

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These instructions are used for making sure that the signal levels for CAN High and CAN Low are present and correct on the bus connection.

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