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Home >> Chevrolet >> 2011 >> Volt >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.4L (LUU) - DTC P0335 Through DTC P1255/P064A >> DTC P0497 >> Circuit/System Testing

Circuit/System Testing

NOTE: Perform the Circuit/System Verification before proceeding with the Circuit/System Testing.
  1. Ignition ON, engine running.
  2. Seal the EVAP system using the EVAP Test function with a scan tool.
  3. Observe the FTP sensor with a scan tool. The FTP Sensor parameter should be more than 2 volts within 60 seconds.
    • If the FTP Sensor parameter is less than the specified range, repair the blocked purge path or replace the EVAP canister purge solenoid valve.
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