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F Series Superduty Vehicle Speed Control investigation
NHTSA Action Number : PE03044
NHTSA Recall Campaign Number : N/A
Make : FORD Model: F SUPER DUTY
Manufacturer : FORD MOTOR COMPANY Year : 2003
Component : VEHICLE SPEED CONTROL
Date Investigation Opened : September 26, 2003
Date Investigation Closed : Open
Summary:
THE ABOVE POPULATION IS AN ESTIMATE. MANUFACTURER FAILURE REPORTS ARE TO BE DETERMINED. TWO OF THE ODI COMPLAINTS INVOLVE SEPARATE ALLEGED INCIDENTS ON THE SAME VEHICLE. THE SUBJECT VEHICLES ARE EQUIPPED WITH 7.3L V8 DIESEL ENGINES THAT INCORPORATE AN ELECTRONIC THROTTLE CONTROL (ETC) SYSTEM. THE ETC SYSTEM CONSISTS OF AN ACCELERATOR PEDAL (AP) SENSOR WHICH PRODUCES AN ELECTRICAL SIGNAL PROPORTIONAL TO PEDAL APPLICATION; THE AP SIGNAL IS UTILIZED BY AN ELECTROMECHANICAL CONTROL SYSTEM TO REGULATE FUEL DELIVERED TO THE ENGINE, THUS CONTROLLING ENGINE POWER AND SPEED. THE AP SENSOR AND ACCELERATOR PEDAL ARE SERVICED AS A SINGLE COMPONENT REFERRED TO AS A PEDAL ASSEMBLY. THERE IS NO MECHANICAL CABLE OR OTHER MOVING LINKAGE BETWEEN THE PEDAL ASSEMBLY AND ANY OTHER COMPONENT. IN FEBRUARY 2003, FORD ANNOUNCED CUSTOMER SATISFACTION PROGRAM (CSP) 03B03, THE SUBJECT OF WHICH WAS CERTAIN MY 2002 -2003 F-SUPER DUTY AND EXCURSION VEHICLES EQUIPPED WITH 7.3L DIESEL ENGINES AND OPTIONAL POWER ADJUSTABLE PEDALS (PAP). ACCORDING TO FORD, THE AP SENSOR MAY NOT ALWAYS PERFORM AS DESIGNED AND AS A RESULT, THE VEHICLE MAY CONTINUE TO IDLE OR UNEXPECTEDLY SLOW WHEN THE ACCELERATOR IS APPLIED. A PRELIMINARY EVALUATION WILL BE OPENED TO INVESTIGATE THE SAFETY CONSEQUENCES OF THE AP SENSOR FAILURES.
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