Excursion 4WD V10-6.8L (2002)
P4055 - P4059: Testing and Inspection
For diagnosis of code P4057 refer to chart
DTC Index P4057 - P0381
If there is no link in the chart then:
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This code is not a valid code for this vehicle
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Or information published by the manufacturer for this vehicle did not include this code
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For complete diagnosis of the Instrument Cluster, follow this link: See: Instrument Panel, Gauges and Warning Indicators/Testing and Inspection