SERVICE MANUAL
  Applies to: Hyundai Coupe/Tiburon 1998-2000
GROUP
Brake Systems Anti-lock Brake System
Return to Main Menu(s):      Mechanical Manual      Electrical Manual

CIRCUIT INSPECTION (ABS MODULATOR CIRCUIT - SHORT B+) 

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
21
 LF SOLENOID CIRCUIT - SHORT BATT
 LF solenoid valve short circuit to 12V
  • ABS Modulator
  • ABS Relay-BOX
  • Harness or connector between ABSCM and modulator
23
 RF SOLENOID CIRCUIT - SHORT BATT
 RF solenoid valve short circuit to 12V
25
 LR SOLENOID CIRCUIT - SHORT BATT
 LR solenoid valve short circuit to 12V
27
 RR SOLENOID CIRCUIT - SHORT BATT
 RR solenoid valve short circuit to 12V
WIRING DIAGRAM
INSPECTION PROCEDURE
  1. Check for voltage between each terminal of the ABS modulator harness

  1. Check the ABS-Modulator

  1. Check the ABSCM harness