DF312 DTC For Ford F 350

Ford F 350 Engine Specifications:
Engine Type :Multi-Cylinder Engine
Cylinder Type :V-Type Engine
Engine Air Intake Process :Turbocharged Engine

Your Ford F 350 engine control system detects a problem, the computer stores the diagnostic trouble code DF312 in its memory. To figure out what is wrong with your vehicle you must first extract the DF312 DTC For Ford F 350.

On 1999 and later DF312 Ford F 350 engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

DF312 Ford F 350 DTC Meaning

D Chassis Code - Problem is controller area network wiring bus and modules.
F SAE - Generic
3 IC Module 4X Ref Circuit Intermittent, No Pulses
1 IC Circuit High Voltage
2 Kick-Down Switch Failed Short

The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. DF312 Ford F 350 code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.

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