DTC P25B3-72: Turbocharger/Supercharger Wastegate "A" Actuator Stuck Open [08/2023 - 09/2024]: Description

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

Refer to DTC P0243-13.

Refer to WIRING DIAGRAM

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Note
P25B3-72	Turbocharger/Supercharger Wastegate "A" Actuator Stuck Open	The boost pressure does not increase despite control to close the waste gate valve (2 trip detection logic).	Waste gate valve Waste gate valve actuator with bracket assembly Vacuum regulating valve assembly Vacuum pump assembly Vacuum line No. 2 turbo pressure sensor Mass air flow meter sub-assembly Wire harness or connector ECM	Comes on	SAE Code: P25B3