TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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BAT/Brakes, ABS & TRAC Systems59 / 167
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ECU TERMINALS STANDARD VALUE w/o TRAC: — MK4 Supra Brakes, ABS & TRAC Systems, page 59
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BRAKE SYSTEM – ANTI-LOCK BRAKE SYSTEM (ABS) BR–59 ECU TERMINALS STANDARD VALUE w/o TRAC: A19 A18 13 12 11 10 9 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 26 25 24 23 22 21 20 19 18 17 16 15 14 16 15 14 13 12 11 10 9 ROE398 Symbols (Terminals No.) | STD Voltage (V) | Condition BAT – GND (A19–25) – (A19–15) | 10 – 14 | Always IG 1 – GND (A19–12) – (A19–2) | 10 – 14 | IG switch ON SR – R– (A19–11) – (A19–24) | 9 – 14 | IG switch ON, ABS warning light OFF MR – R– (A19–23) – (A19–24) | Below 1.0 | IG switch ON SFR – GND (A19–1) – (A19–2) | 10 – 14 | IG switch ON, ABS warning light OFF SFL – GND (A19–13) – (A19–2) | 10 – 14 | IG switch ON, ABS warning light OFF SRR – GND (A19–26) – (A19–15) | 10 – 14 | IG switch ON, ABS warning light OFF SRL – GND (A19–14) – (A19–15) | 10 – 14 | IG switch ON, ABS warning light OFF AST – GND (A19–18) – (A19–15) | 10 – 14 | IG switch ON, ABS warning light OFF WA – GND (A18–13) – (A19–15) | Below 2.0 | IG switch ON, ABS warning light ON | 10 – 14 | IG switch ON, ABS warning light OFF PKB – GND (A18–14) – (A19–15) | Below 1.5 | IG switch ON, PKB switch ON | 10 – 14 | IG switch ON, PKB switch OFF STP – GND (A18–6) – (A19–2) | Below 1.5 | Stop light switch OFF | 10 – 14 | Stop light switch ON D/G – GND (A18–4) – (A19–2) | 10 – 14 | IG switch ON, ABS warning light OFF Tc – GND (A19–5) – (A19–2) | 10 – 14 | IG switch ON Ts – GND (A18–15) – (A19–15) | 10 – 14 | IG switch ON FR + – FR– (A19–16) – (A19–3) | AC generation | IG switch ON Slowly turn right front wheel FL + – FL– (A19–9) – (A19–22) | AC generation | IG switch ON Slowly turn left front wheel RR + – RR– (A18–8) – (A18–16) | AC generation | IG switch ON Slowly turn left rear wheel RL + – RL– (A18–9) – (A18–1) | AC generation | IG switch ON Slowly turn left rear wheel GS 1 – GND (A18–12) – (A19–15) | 4 – 6 or 7 –11 | IG switch ON, Vehicle parked on a level surface GS 2 – GND (A18–3) – (A19–2) | 4 – 6 | IG switch ON, Vehicle parked on a level surface