Toyota Camry Manual page 1399

DI–372
6 Check voltage between terminal MREL of ECM and body ground.
MREL (+)
OK
7 Check EFI No.1 fuse of engine room J/B.
OK
8 Check EFI main relay (Marking: EFI) (See page SF–53).
OK
DIAGNOSTICS – ENGINE (1MZ–FE)
PREPARATION:
Turn the ignition switch ON.
CHECK:
Measure voltage between terminal MREL of the ECM
connectors and body ground.
OK:
Voltage: 9 ∼ 14 V
NG Check and replace ECM (See page DI–197).
A02952
NG Check for short in all the harness and compo-
nents connected to EFI No.1 fuse
(See attached wiring diagram).
NG Replace EFI main relay (Marking: EFI).
Author : Date :
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