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P0446 Diagnostic Trouble Code Discussion for December 2005

EVAP Vent System Performance


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Trouble Ticket Help Requests for DTC P0446
Help Request Posted
2000 Cadillac DeVille DHS 4.6L MIL Lamp on VIN: 1G6KE57Y7Y
P0446: EVAP Vent System Performance. HEY GUYS, GOT A SICK CADDI HERE, CODE PO446 I'M USING OTC SCAN EQUIPTMENT, DON'T HAVE ACCES TO A SCANNER THAT WILL RUN EVAP TEST. LOOKING AT DATA STREAM FUEL TANK PRESSURE VOLTAGE IS 1.45V KOEO GAS CAP REMOVED, BUT FUEL TANK PRESSURE READS 539.05 in H2O, ALLDA...
December 08, 2005
2000 Cadillac DeVille DHS 4.6L MIL Lamp on VIN: 1G6KE57Y7Y
P0446: EVAP Vent System Performance. HEY GUYS, GOT A SICK CADDI HERE, CODE PO446 I'M USING OTC SCAN EQUIPTMENT, DON'T HAVE ACCES TO A SCANNER THAT WILL RUN EVAP TEST. LOOKING AT DATA STREAM FUEL TANK PRESSURE VOLTAGE IS 1.45V KOEO GAS CAP REMOVED, BUT FUEL TANK PRESSURE READS 539.05 in H2O, ALLDA...
December 08, 2005