Toyota T100 1996 Service Manual page 518

DI−254
7 Check ignition switch (See page BE−12).
OK
Check for open in harness and connector be-
tween IG switch and EFI main relay, EFI main
relay and body ground (See page IN−26).
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS − ENGINE (5VZ−FE)
NG Replace ignition switch.