1

Did you perform the Diagnostic System Check-Engine Controls?

Go to Step 2

Go to Diagnostic System Check - Engine Controls

Important: If DTC P3219 is set, the ECM must be reflashed to correct the DTC number. The actual DTC is P2319.

Reflash the ECM with the latest software and calibration.

Did you complete the action?

Go to Step 3

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1. Turn OFF the ignition for 30 seconds.
2. Start the engine.
3. Operate the vehicle within the Conditions for Running the DTC P2319. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure records data.

Did DTC P2319 fail this ignition cycle?

Go to DTC P2301, P2304, P2307, P2310, P2313, P2316, P2319, or P2322

Go to Step 4

Did any other DTCs set?

Go to Diagnostic Trouble Code (DTC) List

System OK