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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1149 (Engine Controls And Fuel - 3.6L - DTC P0137 To DTC P0497) >> DTC P0201-P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, P0277, P2146, P2149, P2152, P2155, P216A, or P216D (w/LLT) >> Component Testing (w/LLT)

Component Testing (w/LLT)

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. Test for 1.5 ohms plus/minus 0.15 ohms at 20°C (68°F) between the high voltage control circuit terminal 2 and the low voltage control circuit terminal 1 at the fuel injector.
    • If not within the specified range, replace the fuel injector.
  2. Test for OL ohms between each terminal at the fuel injector and the fuel injector housing/case.
    • If less than the specified value, replace the fuel injector.
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