Hyundai Tiburon 2003 Workshop Manual page 345

Inspection Procedure 4
Even after the engine is started, the ABS warning lamp remains
illuminated
A possible short-circuit in the ABS warning lamp illumination circuit
This trouble symptom is limited to cases where communication with the Hi-Scan (Pro) is possible (HECU power
supply is normal) and DTC is normal.
Inspection Procedure 5
ABS does not operate
Brake operation varies depending on
driving conditions and road surface
conditions, so diagnosis can be difficult.
However, if a normal DTC is displayed,
carry out the following inspection.
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• Improper installation of wheel speed
sensor
• Incorrect sensor harness contact
• Foreign material on wheel speed
sensor
Probable cause
• Faulty combination meter
• Faulty ABS warning lamp circuit
• Faulty HECU
Probable cause
• Faulty wheel speed sensor
• Faulty rotor
• Faulty wheel bearing
• Faulty HECU
• Faulty power source circuit
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24.04.2008