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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1146 (Engine Controls And Fuel - 3.6L - DTC P0008 To DTC P0161) >> DTC P0090, P0091, or P0092 >> Component Testing >> Static Test

Static Test

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the high pressure fuel pump.
  2. Test for 0.49 ohm plus/minus 0.023 ohm of resistance at 20°C (68°F) between FRP regulator low circuit terminal 1 and FRP regulator hi circuit terminal 2.
    • If not within the specified range, replace the high pressure fuel pump.
  3. Test for infinite resistance between each terminal and the high pressure fuel pump housing/case.
    • If not the specified value, replace the high pressure fuel pump.
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