Toyota 3VZ–FE Troubleshooting Manual page 430

INSPECTION PROCEDURE
1
Check EFI fuse.
OK
2
Check voltage between terminal BATT of ECM connector and body ground.
OK
3
Are the diagnostic trouble codes still in the memory when the ignition switch is turned OFF?
YES
Proceed to next circuit inspection shown on ma-
trix chart (See page EG–344).
ENGINE TROUBLESHOOTING
P
C
OK
Check for short in all the harness and components con-
NG
nected to EFI fuse (See attached wiring diagram).
P
C
OK
Check and repair harness or connector between ECM
NG
and EFI fuse, EFI fuse and battery.
Check and replace ECM.
NO
– CIRCUIT INSPECTION
Remove EFI fuse from J/B No. 2.
Check continuity of EFI fuse.
Continuity
Remove glove compartment. (See page BO–111).
Measure voltage between terminal BATT of ECM con-
nector and body ground.
Voltage: 10 – 14 V
EG–427