Diagnostic Aids
WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
This DTC has a higher priority over any misfire DTC. Diagnose the fuel system, not the ignition system.
Verify the condition did not cause the DTC to set:
- Q17 Fuel Injector = Blocked/Restricted
- Q17 Fuel Injector/Circuit = High Resistance
- System Voltage = Low - Cold Start-Up