SERVICE MANUAL
  Applies to: Hyundai Coupe/Tiburon 1998-2000
GROUP
Brake Systems Anti-lock Brake System
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CIRCUIT INSPECTION (ABS MODULATOR CIRCUIT) 

The modulator consists of four solenoid valves, one expander chamber per brake circuit, and a hydraulic pump.

The ABSCM activates the solenoid valves and controls the pressure to the wheel calipers.

DTC
Code
DISPLAY ON
SCAN TOOL
Symptom
Possible cause
22
LF SOLENOID CIRCUIT - SHORT GND
LF solenoid valve open or short-circuit to ground
  • ABS Modulator
  • ABS Relay-Box
  • Harness or connector between the ABSCM and modulator
24
RF SOLENOID CIRCUIT - SHORT GND
RF solenoid valve open or short-circuit to ground

26
LR SOLENOID CIRCUIT - SHORT GND
LR solenoid valve open or short-circuit to ground

28
RR SOLENOID CIRCUIT - SHORT GND
RR solenoid valve open or short-circuit to ground

WIRING DIAGRAM
INSPECTION PROCEDURE
  1. Check for continuity between each terminal of the ABS modulator harness.

  1. Check ABS-Modulator.

  1. Check ABSCM harness.