Important: Before clearing the DTCs, use the Scan Tool Capture Info in order to record the Freeze Frame and the failure records for reference, as the data will be lost when the Clear Info function is used.

Was the Powertrain On-Board Diagnostic (OBD) System Check performed?

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Go to Step 2

Go to A Powertrain On Board Diagnostic (OBD) System Check

Important: The new PCM must be programmed.

Replace the PCM. Refer to PCM Replacement/Programming .

Is the action complete?

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Go to Step 3

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1. Use the Scan Tool in order to select DTC, Clear Info.
2. Start the engine.
3. Allow the engine to idle at the normal operating temperature.
4. Select DTC, Specific, then enter the DTC number which was set.
5. Operate the vehicle until the Scan Tool indicates that the diagnostic Ran.

Does the Scan Tool indicate that this diagnostic Passed?

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Go to Step 4

Go to Step 2

Use the Scan Tool in order to select Capture Info, Review Info.

Are there any DTCs displayed that have not been diagnosed?

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Go to the applicable DTC table

System OK