Toyota T100 1996 Service Manual page 517

4 Check EFI fuse (See page DI−244, step 2).
OK
5 Check for open harness and connector between EFI main relay (Marking: EFI)
and battery, EFI main relay (Marking: EFI) and ECM (See page IN−26).
OK
6 Check IGN fuse.
J/B No.1
OK
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
NG
NG
PREPARATION:
Remove the IGN fuse from the J/B No.1.
IGN Fuse
CHECK:
Check continuity of IGN fuse.
OK:
FI7106
NG
− ENGINE (5VZ−FE)
Check for short in all harness and
components connected to EFI fuse.
Repair or replace harness or connector.
Continuity
Check for short in all harness and
components connected to IGN fuse.
DI−253