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Check for Poor Ground

WARNING: This page is about a different car, the 2016 Kia K900. However, it is still accessible from the selected car via links, so may be relevant.

Check for continuity between terminal 4 of the data link connector and ground point.
YES
- Replace the ABS control module and recheck.
NO
- Remedy an open in the wire or poor ground

Fig 1: Checking Continuity Between Terminal 4 Of Data Link Connector And Ground Point

Courtesy of KIA MOTORS AMERICA, INC.