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Diesel Throttle Body - Inspection

Inspect the throttle control motor.

Remove the 11 clips and intake duct seal.

Check for throttle control motor operating sounds.

Lexus IS250 IS220d GSE20 ALE20 2AD-FHV ENGINE CONTROL SYSTEM

Install the intake air temperature sensor.

Using an ohmmeter, measure the resistance between the terminals.

Intake Air Temperature Sensor - Inspection. 2AD-FHV ENGINE CONTROL SYSTEM. Lexus IS250 IS220d GSE20 ALE20

Disconnect the intake air temperature sensor connector.

Lexus IS250 IS220d GSE20 ALE20 2AD-FHV ENGINE CONTROL SYSTEM

Install the engine coolant temperature sensor.

Partially soak the sensor in water and warm up the water.

Engine Coolant Temperature Sensor - Inspection. 2AD-FHV ENGINE CONTROL SYSTEM. Lexus IS250 IS220d GSE20 ALE20

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