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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo Extended, 6.6 2 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.6L (LLY) - DTC P0016 To DTC P0341 >> DTC P0168 >> Circuit/System Verification

Circuit/System Verification

  1. The Fuel Temperature and ECT Temperature parameters should closely match each other when the engine has not been started and soaked overnight.
  2. Engine running, observe the DTC information with a scan tool. DTC P0168 should not set.
  3. 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 Records data.
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