TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
p.071
BR/Brake System72 / 72
C
BRAKE SYSTEM — Anti-lock Brake System (A.B.S.) — MK3 Supra Brake System, page 72
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BR-72 BRAKE SYSTEM — Anti-lock Brake System (A.B.S.) Tester Connection Check Item Condition Voltage or Resistance Value SFL — AST Resistance Ignition switch off About 1 Ω STP — Body ground Voltage Ignition switch off and brake pedal depressed Battery voltage Continuity Ignition switch off and brake pedal returned Continuity T — Body ground Continuity Ignition switch off Continuity SFR — AST Resistance Ignition switch off About 1 Ω MT — Body ground Continuity Ignition switch off Continuity AST — Body ground Continuity Ignition switch off Continuity MR — R ⊙ Resistance Ignition switch off 50 — 80 Ω PKB — Body ground Voltage Ignition switch on and PKB lever pulled About 0 V Engine running and PKB lever returned Battery voltage NL — Body ground Voltage Ignition switch on and shift into "N" range Battery voltage PL — Body ground Voltage Ignition switch on and shift into "P" range Battery voltage FR ⊙ — FR ⊙ Resistance Ignition switch off 0.8 — 1.3 kΩ GND1 — Body ground Continuity Ignition switch off Continuity BAT — Body ground Voltage Battery voltage IG — Body ground Voltage Ignition switch on Battery voltage SRR — AST Resistance Ignition switch off About 1 Ω R ⊙ — Body ground Continuity Ignition switch off No continuity RR ⊙ — Body ground Continuity Ignition switch off No continuity FR ⊙ — Body ground Continuity Ignition switch off No continuity FL ⊙ — Body ground Continuity Ignition switch off No continuity FL ⊙ — FL ⊙ Resistance Ignition switch off 0.8 — 1.3 kΩ GND2 — Body ground Continuity Ignition switch off Continuity ECT — Body ground Voltage Ignition switch on and shift into "N" or "P" range About 5 V SR — R ⊙ Resistance Ignition switch off 65 — 100 Ω (b) Connect the connectors, and install the computer in place. (c) Install the glove box.