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Home >> Chevrolet >> 2009 >> Chevy Express G2500, Van Cargo Extended, 6.6 6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.6L LMM - DTC P1224 To DTC P2463 >> DTC P2463 >> Circuit/System Verification

Circuit/System Verification

  1. Verify that DTCs P003A, P0047, P0048, P0087, P0101, P0201-P0208, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, P02B9, P02E0, P02E7-P02E9, P029D, P0234, P0299, P0300-P0308, P0401, P0402, P046C, P0545, P0546, P0698, P0699, P2032, P2033, P2269, P2453, or P2563 are not set.
  2. Engine running at a warm stabilized idle, observe the scan tool Particulate Filt. Pressure Variance parameter. The value should be between 0-3 kPa.
  3. Verify the following scan tool parameters:
    • Engine Run Time Since Last DPF Regeneration parameter-The value should be less than 17.5 hours.
    • Fuel Used Since Last DPF Regeneration parameter-The value should be less than 213 liters (57 gallons).
    • Distance Since Last DPF Regeneration parameter-The value should be less than 804 kilometers (500 miles) at sea level, or less than 502 kilometers (312 miles) when equal to or above 10,000 feet altitude.
  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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