Operation CHARM: Car repair manuals for everyone.
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Scan Tool Testing and Procedures



DATA LINK REFERENCES




This table identifies which serial data link that a particular module uses for in-vehicle data transmission. Some modules may use more than one data link to communicate. This table is used to assist in correcting a communication malfunction between the control module and the scan tool. For the description and operation of these serial data communication circuits, refer to Data Link Communications Description and Operation.