FixVault

Home › Acura › 2025 › Integra Base › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnostics (P0300 - P0533) › Troubleshooting › DTC P04DF (1.5L Engine) › Overview

DTC P04DF (1.5L Engine): Overview

If the FTP sensor value fluctuates from negative pressure to atmospheric pressure after the engine is stopped, the PCM determines an abnormality and stores the DTC.