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Home >> Chevrolet >> 2013 >> Sonic RS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Controls/Fuel - 1.8L (LUW, LWE) - DTC P0443 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0650, P263A, or P263B >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON, command the malfunction indicator lamp ON and OFF with a scan tool.
  2. Verify that the malfunction indicator lamp turns ON and OFF as commanded.
    • If the malfunction indicator lamp turns ON and OFF as commanded 
  3. Ignition ON, command the malfunction indicator lamp ON and OFF with a scan tool and verify that the control circuit status parameters listed below display OK or Not Run.
    • The MIL Control Circuit Low Voltage Test Status
    • The MIL Control Circuit Open Test Status
    • The MIL Control Circuit High Voltage Test Status
    • If OK or Not Run is displayed 
  4. Engine running, command the malfunction indicator lamp ON and OFF with a scan tool and verify that the control circuit status parameters listed below display OK or Not Run .
    • The MIL Control Circuit Low Voltage Test Status
    • The MIL Control Circuit Open Test Status
    • The MIL Control Circuit High Voltage Test Status
    • If OK or Not Run is displayed 
  5. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
    • If the DTC does not set 
  6. All OK.
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