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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Engine Control System - Diagnostic Codes (10 Of 10), Symptom Tests (1 Of 2) & Circuit Tests (1 Of 2)) >> SFI SYSTEM (for Gasoline Model) >> DTC P25B4-73: Turbocharger/Supercharger Wastegate "A" Actuator Stuck Closed [10/2022 - ] >> Description

DTC P25B4-73: Turbocharger/Supercharger Wastegate "A" Actuator Stuck Closed [10/2022 - ]: Description

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Refer to DTC P0243-13.

Refer to DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Priority Note
P25B4-73 Turbocharger/Supercharger Wastegate "A" Actuator Stuck Closed The boost pressure does not drop despite control to open the waste gate valve (2 trip detection logic).
  • Waste gate valve
  • Waste gate valve actuator with bracket assembly
  • Vacuum regulating valve assembly
  • No. 2 turbo pressure sensor
  • Mass air flow meter sub-assembly
  • Wire harness or connector
  • ECM
Comes on Engine B
  • SAE Code: P25B4
  • DTC for Mexico Models: Does not apply