Brake Booster (Skid Control ECU) Communication Stop Mode [11/2022 - ]: Description

WARNING: This page is about a different car, the 2025 Toyota Corolla Cross, 2024 Toyota Corolla Cross, and 2023 Toyota Corolla Cross. However, it is still accessible from the selected car via links, so may be relevant.

Detection Item	Symptom	Trouble Area
Brake Booster (Skid Control ECU) Communication Stop Mode	Communication stop for "Brake Booster" is indicated on the "Communication Bus Check" screen of the GTS. Refer to DIAGNOSIS SYSTEM [11/2022 - 12/2024] , or refer to DIAGNOSIS SYSTEM [12/2024 - ]	Electric brake booster (brake booster with master cylinder assembly) branch line or connector Power source circuit of electric brake booster (brake booster with master cylinder assembly) Electric brake booster (brake booster with master cylinder assembly) ground circuit Electric brake booster (brake booster with master cylinder assembly)