Toyota 1 MZ–FE Manual page 501

INSPECTION PROCEDURE
Connect the OBDII scan tool or TOYOTA hand–held tester and
check the knock sensor circuit.
Type
I
Check for open and short in harness and connector between EE1
connector and ECM (See page IN–31).
Check and replace ECM (See page IN–36).
1MZ–FE ENGINE – CIRCUIT INSPECTION
(1) Remove the fuse cover on the instrument
panel.
(2) Connect the OBDII scan tool or TOYOTA
hand–held tester to the DLC 3.
(3) Disconnect the wire to wire connector EE1.
(4) Connect the terminals of the disconnected
EE1 male connector and EE1 female as follows.
(5) Turn ignition switch ON and OBDII scan tool
or TOYOTA hand–held tester main switch
ON.
(6) After the engine is warmed up, perform quick
racing (4,000 rpm) three times.
Check the diagnostic trouble code.
Type I
Type II
Type
Go to step
II
Repair or replace harness or connector.
Male connector Female connector
Terminal 1 Terminal 2
Terminal 2 Terminal 1
DTC same as when vehicle brought in.
P0325 P0325 or P0330
DTC different to when vehicle brought in.
P0325 P0330 or P0330
EG2–501
P0330
P0325