Control system and method for controlling an engine in response to detecting an out of range pressure signal
First Claim
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1. A method comprising:
- determining a pressure value for a pressure sensor in a fuel rail,determining when the pressure value is outside of a predetermined range;
determining a predicted pressure value; and
altering an operating parameter of an engine based on the predicted pressure value when the pressure value is outside of the predetermined range.
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Abstract
A method and control module for operating an engine that includes a pressure range determination module that determines a pressure value for a pressure sensor in a fuel rail is out of range. A fuel rail pressure estimate module that determines a predicted pressure value. An engine control module that operates the engine using the predicted pressure value.
27 Citations
20 Claims
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1. A method comprising:
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determining a pressure value for a pressure sensor in a fuel rail, determining when the pressure value is outside of a predetermined range; determining a predicted pressure value; and altering an operating parameter of an engine based on the predicted pressure value when the pressure value is outside of the predetermined range. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A control module comprising:
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a pressure range determination module that determines a pressure value for a pressure sensor in a fuel rail is outside of a predetermined range; a fuel rail pressure estimate module that determines a predicted pressure value; and an engine control module that operates an engine based on the predicted pressure value when the pressure value is outside of the predetermined range. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification