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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 356 (Engine Controls And Fuel - 3.6L (LGX) - DTC P0446 To DTC P3436 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Fuel Injector Balance Test >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify the scan tool Remaining Fuel In Tank parameter is greater than 10%.
    • If the Fuel Remaining parameter is less than 10%  , add fuel to the fuel tank.
    • If the Fuel Remaining parameter is 10% or greater 
  3. Verify the battery is fully charged and all accessories are Off.
    • If the battery is not fully charged  , charge or repair battery as necessary.
    • If the battery is fully charged 
  4. Preform the appropriate Fuel Injector Balance Test in Circuit System Testing.
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