2014年10月29日星期三

The 2009 Fiesta car or truck accelerates terrible

Symptom: a 2009 Ford Fiesta sedan versions, outfitted with 1.5 L VVT inline four-cylinder motor and four-speed handbook transmission, icom a2the overall mileage of about twenty,000 km. In accordance on the driver to reflect the recent failure from the car or truck appeared to accelerate lousy, is always to step around the accelerator pedal in the conclude, the pace does not exceed a hundred km / h.
Troubleshooting adopted the vehicle, the main dynamic check. In computerized mode, in the event the speed reaches a hundred krr by, if it carries on to speed up, the transmission will instantly downshift from 4 block down three block, block from 3 to 2 block, the velocity gm tech 2 little by little declined; in manual transmission method , as during the four-speed place, in spite of how stage around the accelerator pedal, the engine speed will never exceed 300011min. Then the static test, the slow phase to the accelerator pedal, the motor hasten to 6600 r / min; slam the accelerator pedal, the engine accelerate to only 4000 r / min.
Connection IDS, did not detect the fault code, then had to start out with the examination outcomes. Below standard conditions, in case the engine velocity to 6600 T / nùn, the motor regulate device will handle the oil off to perform a task during the pace restrict. Static exam results is often noticed from the oil off slow acceleration time is standard, but in the scenario of sudden acceleration could be found as the oil off the timing progress. The fundamental reason for this situation should be more than enough oil provide, the immediate cause of a great deal of the oil pipeline blockage, for instance for pipe deformation, gas made up of impurities.
Connect the gasoline pressure gauge examination, very low pace once the gasoline stress is four bar (1bar = one hundred kPa), ordinary; but only when tricky ds708 acceleration gasoline force two.5 bar, very low. Check out the fuel pump to your fuel rail to the pipeline, and no abnormalities were uncovered; verify the gas high-quality, also located no abnormalities. The gas system for demolition washing machine connected to the gasoline rail examination, acceleration effectiveness again to standard. Could it be a challenge while using the gasoline pump? Then exchange the fuel pump, tubing connections for the excellent exam, however the fault continues to be. That is peculiar, considerably deliberation, due to begin to see the condition for internal tubing, so suspect the condition nevertheless lies in the offer tubing. The gasoline pump to the oil provide pipe rails taken off, the facet using a piece iobd2 of cloth wrapped throughout the tubing for, then inserted into the high-pressure air gun with the other aspect from the tubing. Hair felt some thing on the commence of block, and later on on easily, and may Jacobsson open and located a little piece of sponge (Determine 1), and it has been soaked in yellow. Reconnect following a excellent exam for that pipeline, accelerated general performance back again to typical.

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