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Home >> Kia >> 2019 >> Optima EX >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Anti-Lock Brake System (Abs) (Except HEV) >> Troubleshooting >> Communication with GDS is not possible (Communication with ABS only is not possible) >> Check The Power Source Of ABS Control Module
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Check The Power Source Of ABS Control Module

  1. Disconnect the connector from the ABS control module.
  2. Switch "ON" the ignition, and measure the voltage between terminal 32 of the ABS control module harness side connector and body ground.

    Specification:  approximately B+

    Is voltage within specification?

    YES 

    • Check for poor ground.

    NO 

    • Check the harness or connector between the fuse (10A) in the engine compartment junction block and the ABS control module. Repair if necessary.
G12917157Courtesy of KIA MOTORS AMERICA, INC.