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Home >> Chevrolet >> 2011 >> Chevy Express G2500, Van Cargo Extended, 6.6 L >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 6.6L (LGH) - DTC P0016 Through DTC P11DC >> Diagnostic Information and Procedures >> DTC P008F >> Testing >> Circuit/System Verification

Circuit/System Verification

  1. Ignition OFF, inspect the cooling system surge tank for the proper coolant level. Refer to Cooling System Leak Testing , and Cooling System Draining and Filling (Static Fill) , Cooling System Draining and Filling (Vac N Fill) , Cooling System Draining and Filling (Static Fill Diesel) .
  2. Ignition OFF for 8 hours or greater.
  3. Ignition ON, observe the scan tool Fuel Temperature Sensor and ECT Sensor parameters. The ECT and Fuel Temperature Sensor should be within 20°C (36°F) of each other.
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
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