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INSPECTION PROCEDURE
Check EGR system (See page EC–10).
Check voltage between terminals THG and E2 of EGR gas temp.
sensor connector.
Check EGR gas temp. sensor.
Check EGR gas temp. sensor connector.
Replace ECU.
ENGINE TROUBLESHOOTING
–
Circuit Inspection
Repair EGR system.
(1) Disconnect EGR gas temp. sensor connector.
(2) Turn ignition switch ON.
Measure voltage between terminals THG and E2 of
EGR gas temp. sensor connector on harness side.
Voltage: 5 V
Go to step [ 5 ].
Remove EGR gas temp. sensor.
Measure resistance between terminals of EGR gas
temp. sensor connector.
Replace EGR gas temp. sensor.
Repair or replace EGR gas temp. sensor
connector.
TR–79
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