Test Procedure

WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

AB1 CHECK THE ENGINE OIL LEVEL

Check that the engine oil level is correct.

Is the engine oil level correct?

Yes	No
REFER to NO DIAGNOSTIC TROUBLE CODES (DTCS) PRESENT SYMPTOM CHART INDEX , if a driveability concern exists.	GO to AB2.

AB2 CHECK THE ENGINE OIL MAINTENANCE INTERVALS

Check the maintenance records for engine idle time, mileage and vehicle usage since the last engine oil change. Refer to the lube oil chart in the appropriate service information article or Owner's Literature for the correct engine oil selection for temperature conditions.

Is the engine oil maintenance up to date?

Yes	No
GO to AB3.	CHANGE the engine oil and oil filter.

AB3 CHECK THE DPF_LOAD_PCT PID STATE

Ignition ON, engine OFF.
Access the PCM and monitor the DPF_LOAD_PCT (PER) PID.

Is the percentage 100% or greater?

Yes	No
GO to AB4.	ADVISE the customer of the vehicle operating conditions necessary for diesel particulate filter regeneration.

AB4 CHECK FOR AFTERMARKET PERFORMANCE PRODUCTS

Check for aftermarket exhaust accessories and performance modifications.

Is a concern present?

Yes	No
RETURN the vehicle to original equipment manufacturer (OEM) components as necessary. ADVISE the customer of the conditions that cause incomplete regeneration events.	CHANGE the engine oil and oil filter. ADVISE the customer of the conditions that cause incomplete regeneration events.