Remove the 11 clips and intake duct seal.

Lexus IS250 IS220d GSE20 ALE20 4GR-FSE FUEL

Using SST, install 2 new gaskets, the fuel tube and pulsation damper to the fuel pump.

Raise the V-bank cover to disengage the clip on the rear of the cover. Raise the cover again to disengage the 2 clips on the front of the cover and remove the cover.

Lexus IS250 IS220d GSE20 ALE20 4GR-FSE FUEL

Apply engine conditioner to the injector area shown in the illustration. Using a piece of cloth, clean carbon deposits from the injector and its grooves.

Check the injector resistance.

• Standard resistance:
• 2.01 to 2.31 Ω at 20°C (68°F)

If the result is not as specified, replace the injector.

Remove the 11 clips and intake duct seal.

Lexus IS250 IS220d GSE20 ALE20 4GR-FSE FUEL

Connect the intelligent tester to the DLC3.