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Typical Scan Tool Data

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The Typical Scan Tool Data table identifies a scan tool data parameter and its value in reference to potential circuit faults.

An example table from an ECT procedure:

ECT Sensor Temperature - PCM

Circuit Short to Ground Open Short to Voltage
Operating Conditions:  Engine Running
Parameter Normal Range:  -32 to +130°C (-26 to +275°F)
ECT Signal 140°C (284°F) -40°C (-40°F) -40°C (-40°F)
Low Reference - -40°C (-40°F) -40°C (-40°F)1
1 Internal ECM damage may occur if shorted to B+