TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.089
BAT/Brakes, ABS & TRAC Systems90 / 167
p.091
INSPECTION PROCEDURE — MK4 Supra Brakes, ABS & TRAC Systems, page 90
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BR–90 BRAKE SYSTEM – ANTI–LOCK BRAKE SYSTEM (ABS) INSPECTION PROCEDURE 1 Check speed sensor. Front Front 1. Remove front fender splash shield. 2. Disconnect speed sensor connector. Measure resistance between terminals 1 and 2 of speed sensor connector. OK Resistance : 0.7 — 1.7 kΩ Measure resistance between terminals 1 and 2 of speed sensor connector and body ground. OK Resistance : 1 MΩ or higher Rear Rear 1. Remove rear set cushion, seat back and quarter trim panel. 2. Disconnect speed sensor connector. Measure resistance between terminals 1 and 2 of speed sensor connector. OK Resistance : 0.7 — 1.7 kΩ Measure resistance between terminals 1 and 2 of speed sensor connector and body ground. OK Resistance : 1 MΩ or higher BR5425 #07086 OK NG Replace speed sensor. NOTICE: Check the speed sensor signal last (See page BR–62). 2 Check for open and short in harness and connector between each speed sensor and ECU (See page IN–30). OK NG Repair or replace harness or connector.