TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
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BR/Brake System58 / 72
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BRAKE SYSTEM — Anti-lock Brake System (A.B.S.) — MK3 Supra Brake System, page 58
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BR-58 BRAKE SYSTEM — Anti-lock Brake System (A.B.S.) 3 "ANTILOCK" warning light comes on and off. • Actuator check connector is disconnected. • Open circuit in wire harness between computer terminal T and actuator terminal T. • Actuator terminal GND is improperly connected or open circuit in wire harness between actuator terminal GND and body ground. 4 • Brakes pull. • Braking inefficient. • A.B.S. operates at ordinary braking. • A.B.S. operates just before stopping at ordinary braking. • Brake pedal pulsates abnormally while A.B.S. working. Disconnect actuator check connector. (See page BR-52) Does warning light show the diagnostic normal code? (Ignition switch on) NO → See diagnostic code. (See page BR-53) YES ↓ Are each speed sensors installed in place? And are each installation bolts tightened securely? NO → Speed sensor installation faulty. YES ↓ Disconnect connector from computer, inspect continuity between each speed sensor terminals on wire harness side. (See page BR-71) ↓ Continued on page BR-59