U0409 DTC For Ford Contour
Ford Contour Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposite Piston Engine |
| Engine Air Intake Process : | Turbocharged Engine |
Your Ford Contour engine control system detects a problem, the computer stores the diagnostic trouble
code U0409 in its memory.
To figure out what is wrong with your vehicle you must first extract the U0409 DTC For Ford Contour.
Another consequence of U0409 Ford Contour engine overheating may be a blown head gasket. Heat makes aluminum swell almost three times faster than cast iron. Thermal stress can distort the head and make it swell in areas that are hottest like those between exhaust valves in adjoining cylinders, and areas that have restricted coolant flow like the narrow area that separates the cylinders. The typical aluminum head swells most in the middle, which can crush the head gasket if the head gets too hot. This will usually cause the head gasket to leak compression between adjacent cylinders, or leak coolant into the cylinders.
U0409 Ford Contour DTC Meaning
| U |
Network Code - Problem is climate control system, lighting, airbags, etc. |
| 0 |
SAE - Generic |
| 4 |
Fuel And Air Metering (Injector Circuit Malfunctions Only) |
| 0 |
Air Conditioning (A/C) Clutch Feedback Circuit High Voltage |
| 9 |
A/C System High Pressure High Temperature |
If your vehicle failed a U0409 Ford Contour test and the U0409 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses U0409 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look U0409 DTC For Ford Contour: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.
You can also check other Ford car models :
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The listed Ford models will give information about U0409 DTC.
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