Toyota T100 1996 Service Manual page 598

DI−334
3 Check ABS control (solenoid) relay.
Continuity
A6
3
Continuity
2
(−) A6
6
3
(+)
OK
4 Check for open and short in harness and connector between ABS control relay
and ABS ECU (See page IN−26).
OK
If same code is still output after DTC is deleted, check contact condition of each connection.
If connections are normal, ECU may be defective.
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
Open
2
A5
1
6
5
R14139
Continuity
A5
1
5
Open
R14140
− ANTI−LOCK BRAKE SYSTEM
CHECK:
Check continuity between each terminal of ABS control (sole-
noid) relay.
OK:
Terminals A5 − 1 and A6 − 3
Terminals A5 − 5 and A5 − 6
Terminals A5 − 2 and A5 − 5
CHECK:
(a) Apply battery positive voltage between terminals A5 − 1
and A6 − 3.
(b) Check continuity between each terminal of ABS control
(solenoid) relay.
OK:
Terminals A5 − 5 and A5 − 6
Terminals A5 − 2 and A5 − 5
NG Replace ABS control relay.
NG Repair or replace harness or connector.
Continuity (Reference value 80 Ω)
Continuity
Open
Open
Continuity