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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Engine Control System & Fuel System - 3.6L - DTC P0008 To DTC P0333) >> DTC P0201, P0202, P0203, P0204, P0205, P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, or P0277 >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the multi-way harness connector C109.
    2. IMPORTANT:
    • The ECT sensor must be between 10-32°C (5-90°F) in order for an accurate measurement.
    • Testing is performed on the fuel injector side of the multi-way harness connector.
  2. Test for 12-16 ohms between the ignition voltage circuit and the appropriate fuel injector control circuit.
    • If not within the specified range, replace the fuel injector.
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