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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 899 (Brake Control System (VDC/TCS/Abs)) >> DTC/Circuit Diagnosis >> DTC C1178, C1181, C1184, C1189: Abs Active Booster >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
DTC Display item Malfunction detected condition Possible cause
C1178 ABS ACTIVE BOOSTER SV NG Active booster solenoid is malfunctioning, or signal line of active booster servo is open or shorted.
  • Harness or connector
  • Active booster
  • ABS actuator and electric unit (control unit)
C1181 ABS ACTIVE BOOSTER RESPONSE NG Active booster response is malfunctioning, or signal line of active booster response is open or shorted.
C1184 ABS BRAKE RELEASE SW NG Brake release switch is malfunctioning, or signal line of brake release switch is open or shorted.
C1189 ABS BRAKE BOOSTER DEFECT Brake booster is defective or malfunctioning.
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