Check the fluid level.

If brake fluid level is lowered, check for leakage and inspect the disc brake pad. If necessary, refill the reservoir with brake fluid after repair and replacement.

Use the table below to help determine the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

Use the table below to help determine the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

Lexus IS250 IS220d GSE20 ALE20 BRAKE

Lexus IS250 IS220d GSE20 ALE20 BRAKE

Remove the ABS MOTOR1 relay.

Remove the ABS solenoid relay.

Remove the stop light control relay.

Disconnect the brake pedal load sensing switch connector.

Install the traction off switch into the lower instrument panel finish panel sub-assembly.