TSRM/MK4 Supra/Repair Manual
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BAT/Brakes, ABS & TRAC Systems, page 61

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Brakes, ABS & TRAC Systems — MK4 Supra Brakes, ABS & TRAC Systems, page 61
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Page text (OCR transcript)
BR–61

BRAKE SYSTEM – ANTI–LOCK BRAKE SYSTEM (ABS)

Symbols
(Terminals No.)	STD Voltage (V)	Conditions

Tc	–	GND
(A20-23)		(A20-25)	10 –14	IG switch ON

Ts	–	GND
(A20-11)		(A20-25)	10 –14	IG switch ON

FR +	–	FR –
(A20-17)		(A20-4)	10 –14	IG switch ON
				Slowly turn right front wheel.

FL +	–	FL –
(A20-5)		(A20-18)	AC generation	IG switch ON
				Slowly turn left front wheel.

RR +	–	RR –
(A21-2)		(A21-10)	AC generation	IG switch ON
				Slowly turn right rear wheel.

RL +	–	RL –
(A21-9)		(A21-1)	AC generation	IG switch ON
				Slowly turn left rear wheel.

FRO	–	GND
(A21-13)		(A22-4)	Pulse generation	IG switch ON
				Slowly turn right front wheel.

FLO	–	GND
(A21-15)		(A22-4)	Pulse generation	IG switch ON
				Slowly turn left front wheel.

RRO	–	GND
(A21-6)		(A22-4)	Pulse generation	IG switch ON
				Slowly turn right rear wheel.

RLO	–	GND
(A21-4)		(A22-4)	Pulse generation	IG switch ON
				Slowly turn left rear wheel.

GS 1	–	GND
(A20-8)		(A20-25)	4 – 6 or 7 – 11	IG switch ON, Vehicle parked on a level surface

GS 2	–	GND
(A20-20)		(A20-25)	4 –6	IG switch ON, Vehicle parked on a level surface

EXO	–	GND
(A21-12)		(A22-4)	10 –14	IG switch ON