Check The Power Source Circuit.
WARNING: This page is about a different car, the 2007 Kia Optima, 2007 Kia Magentis, 2006 Kia Optima, and 2006 Kia Magentis. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect the connector from the ABS control module.
- Turn the ignition switch ON, measure the voltage between terminal 4 of the ABS control module harness side connector and body ground.
Specification: approximately B+
Is the voltage within specification?
YES : --> Check the ground circuit.
NO : --> Check the harness or connector between the fuse (10A) in the engine compartment junction block and the ABS control module. Repair if necessary.