Toyota T100 1996 Service Manual page 621

3 Is DTC output?
Check DTC on page DI−321.
NO
4 Does ABS warning light go off if short pin is removed?
YES
5 Check ABS control relay (See step 2).
OK
Check for short in harness and connector between DLC1 and ABS control relay (See page
IN−26).
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS − ANTI−LOCK BRAKE SYSTEM
YES Repair circuit indicated by code output.
NO Check for short in harness and connector be-
tween warning light, DLC1 and ECU (See page
IN−26).
NG Replace ABS control relay.
DI−357