F 450 2WD Super Duty V10-6.8L VIN S (1999)
Engine Temperature Sensor: Description and Operation
The cylinder head temperature (CHT) sensor:
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is mounted into the wall of the cylinder head and is not connected to any coolant passages.
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sends a signal to the Powertrain Control Module indicating the cylinder head temperature.
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if the temperature exceeds 126°C (-258°F), the Powertrain Control Module disables four fuel injectors at a time. The Powertrain Control