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Home >> Kia >> 2007 >> Rondo Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Abs (Anti-Lock Brake System) >> Problem Symptoms Table >> ABS Does Not Operate (Intermittently) >> Inspection Procedures >> Check The Stop Lamp Switch Circuit

Check The Stop Lamp Switch Circuit

  1. Check that stop lamp lights up when brake pedal is depressed and turns off when brake pedal is released.
  2. Measure the voltage between terminal 18 of the ABS control module harness side connector and body ground when brake pedal is depressed.

    Specification : approximately B+

    Is the voltage within specification?

    YES 

    • Check the hydraulic circuit for leakage.

    NO 

    • Repair the stop lamp switch. Repair an open in the wire between the ABS control module and the stop lamp switch.
      Fig 1: Measuring Voltage Between Terminal 18
      G05187500Courtesy of KIA MOTORS AMERICA, INC.
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