TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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BAT/Brakes, ABS & TRAC Systems67 / 167
p.068
INSPECTION PROCEDURE (w/o TRAC) — MK4 Supra Brakes, ABS & TRAC Systems, page 67
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BR–67 BRAKE SYSTEM – ANTI–LOCK BRAKE SYSTEM (ABS) INSPECTION PROCEDURE (w/o TRAC) 1 Check voltage between terminals (A9) 2 and (A9) 6 of ABS solenoid relay connector. LOCK P Disconnect the ABS solenoid relay connector. C Measure voltage between terminals (A9) 2 and (A9) 6 of ABS solenoid relay harness side connector. OK Voltage: 10 — 14 V BE8613 ROD892 OK NG Check and repair harness or connector. 2 Check continuity between terminal (A9) 5 OF ABS solenoid relay connector and terminal (A19) 18 of ABS ECU. ABS Solenoid Relay ABS Actuator ECU A9 A6 A6 A7 A7 A19 18 RO7077 P Disconnect the connectors from ABS actuator. C Check continuity between terminal (A9) 5 of ABS solenoid relay connector and terminal (A19) 18 of ABS ECU. OK Continuity. Hint There is a resistance of 4 ~ 6 between terminals (A6) 4 and (A7) 2 of ABS actuator. OK NG Repair or replace harness or ABS actuator.