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Home >> Chevrolet >> 2010 >> Traverse LT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 510 (Engine Controls And Fuel - 3.6L (LLT) - DTC P0340 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Fuel Injector Solenoid Coil Test >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • The resistance test must be performed at the fuel injector or mis-diagnosis will occur.
  • The DMM and test leads must be calibrated to 0 Ω in order to prevent mis-diagnosis.
  1. Ignition OFF, all vehicle system OFF, disconnect the harness connector at the appropriate Q17 Fuel Injector.
  2. Test for 1.9-2.3 Ω at 20°C (68°F) between terminal A and terminal B at the Q17 Fuel Injector.
    • If not within the specified range 

      Replace the Q17 Fuel Injector.

    • If within the specified range 
  3. Verify infinite resistance between each terminal at the Q17 Fuel Injector and the fuel injector housing/case.
    • If less than infinite resistance 

      Replace the Q17 Fuel Injector

    • If infinite resistance 
  4. All OK, perform the Fuel Injector Balance Test .
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