Circuit/System Verification
WARNING: This page is about a different car, the 2017 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- Engine idling.
- Verify the parameters listed below do not display Malfunction with a scan tool:
- Cylinder 1 - 8 Injector Control Circuit High Voltage Test Status
- Cylinder 1 - 8 Injector Control Circuit Open Test Status
- Cylinder 1 - 8 Injector Control Circuit Low Voltage Test Status
- If Malfunction is displayed
Refer to Circuit/System Testing.
- If Malfunction is not displayed
- 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.
- Verify DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, P0277, P0279, P0280, P0282, or P0283 does not set.
- If any of the DTCs set
Refer to Circuit/System Testing.
- If none of the DTCs set
- If any of the DTCs set
- All OK.