Thursday, December 6, 2007

Speaking of Sensors

So it is reported that Ford is recallng some trucks
due to a faulty engine sensor. Over time, the sensor can degrade, causing the engine to stall.

According to Ford, there have been 14 reports of accidents or loss of control related to the faulty sensor.

The sensor in question is the Cam shaft position sensor. Why would that cause a problem? Basically the computer needs that information to know when the crank is at TDC (top dead center) and uses that information to determine how to ignite the air fuel mixture. If this information is not known, spark happens at the wrong time or more likely not at all. Dead engine. Bye bye power accessories.

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