DTC P1446 Subaru
Fuel Tank Sensor Control Valve Circuit Low
Fuel Tank Sensor Control Valve Circuit Low
Description
Engine started, and the PCM detected an unexpected low voltage condition on the Atmospheric Pressure valve circuit during the test.
Cause and Solution
Check output signal from ECMCheck poor contactCheck harness between fuel tank sensor control valve and ECM connectorCheck fuel tank sensor control valveCheck power supply to fuel tank sensor control valve
Video Guide
Diagnostic Info
- DTC Code: P1446
- Brand: Subaru