TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.093

BAT/Brakes, ABS & TRAC Systems — Check continuity between terminal Gnd of ABS (& TRAC) ECU connector and body ground., page 94

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p.095
Check continuity between terminal Gnd of ABS (& TRAC) ECU connector and body ground. — MK4 Supra Brakes, ABS & TRAC Systems, page 94
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Page text (OCR transcript)
BR–94
BRAKE SYSTEM – ANTI–LOCK BRAKE SYSTEM (ABS)

Check continuity between terminal GND of ABS (& TRAC) ECU connector and body ground.

w/o TRAC
LOCK
GND GND

BE8853
R06983

w/ TRAC
LOCK
GND GND
GND

BE8853
R06928

C Measure resistance between terminals GND of ABS (& TRAC) ECU connector and body ground.

OK Resistance: 1 or less

OK

NG Repair or replace harness or connector.

Check ECU–IG fuse.

J/B No.1

ECU-IG

R07407

P Remove ECU–IG fuse from J/B No. 1.

C Check continuity of ECU–IG fuse.

OK Continuity

OK

NG Check for short in all the harness and components connected to ECU–IG fuse (See attached wiring diagram).

Check for open in harness and connector between ABS (& TRAC) ECU and battery (See page IN–30).