Install the rear speed sensor with the bolt.

Inspect the rear speed sensor. If any of the following occurs, replace the rear speed sensor with a new one:

Disconnect the rear speed sensor connector.

Lexus IS250 IS220d GSE20 ALE20 BRAKE CONTROL

Wipe off sealant attached to the front speed sensor's fitting surface with white gasoline.

Wipe off sealant attached to the front speed sensor's fitting surface with white gasoline.

Disconnect the front speed sensor connector to the front speed sensor.

Lexus IS250 IS220d GSE20 ALE20 BRAKE CONTROL

Install the 2 brake actuator bolt cushions and 2 bolts to the brake actuator assembly.

Install the 2 brake actuator bolt cushions and 2 bolts to the brake actuator assembly.