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Service bulletin ASI-32234

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10053416
Published by NHTSA2013-10-25
Manufacturer's numberASI-32234
Manufacturer's date2013-05-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ENGINE

NHTSA's summary

FORD: ENGINE NOISE LIKE A BUZZ OR SAW, OCCURRING WITH A RANGE OF 950RPM AND 1200RPM ON SOME VEHICLES, AND CAN BE PINPOINTED BACK TO TIMING BELT TENSIONER, IF STETHOSCOPE IS USED. 2012-2013 FIESTA. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Drive belts

Vehicles listed
FORD FIESTA2012, 2013

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
SSM 460852017-08-01. Service bulletin. The Powertrain Control/Emissions Diagnosis (PC/ED) manual has been revised for diagnosing electronic throttle bodies (ETBs). The ETC_ACT and ETC_DSD PIDs should not used to diagnose possible ETB concerns. The IDS has a limited refresh rate when reading these PIDs and cannot display quickly enough to validate a concern. The PCM automatically monitors these inputs more accurately and will set diagnostic trouble codes (DTCs) when appropriate. Using these PIDs for diagnostics will lead to inaccurate results and improper ETB replacements. If a concern is intermittent and no DTCs are present, refer to historical DTCs and the PC/ED, Section 3 No DTCs Present Index chart for further information.
ASI-442052014-01-16. Service bulletin. FORD: THE NOISE COMING FROM ENGINE, LIKE BUZZING OR SAWING, WHEN RPM RANGE IS 950 AND 1200 AND CAN BE PINPOINTED, BY USING A STETHOSCOPE, BACK TO TIMING BELT TENSIONER AREA AND REPLACING TIMING BELT TENSIONER OR BELT FAIL TO CORRECT PROBLEM. MODEL 2012-2014 FIESTA. *PE