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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 118 (Engine Control System - Diagnostic Codes (07 Of 10)) >> SFI SYSTEM (for Gasoline Model) >> DTC P0A14-14: Engine Mount "A" Control Circuit Low Circuit Short to Ground or Open [10/2022 - ] >> Confirmation Driving Pattern

Confirmation Driving Pattern

WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
  1. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  2. Turn the ignition switch off and wait for at least 30 seconds.
  3. Enter the following menus: Powertrain / Engine / Active Test / Activate the ACM Inhibit.
  4. In the Active Test, wait for at least 5 seconds with the vacuum switching valve (for active control engine mount system) at ON.
  5. In the Active Test, wait for at least 5 seconds with the vacuum switching valve (for active control engine mount system) at OFF.
  6. Enter the following menus: Powertrain / Engine / Trouble Codes.
  7. Read the pending DTCs.

    HINT: 

    • If a pending DTC is output, the system is malfunctioning.
    • If a pending DTC is not output, perform the following procedure.
  8. Enter the following menus: Powertrain / Engine / Utility / All Readiness.
  9. Input the DTC: P0A14-14.
  10. Check the DTC judgment result.

    HINT: 

    • If the judgment result is NORMAL, the system is normal.
    • If the judgment result is ABNORMAL, the system has a malfunction.
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