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P1400 Diagnostic Trouble Code Discussion for April 2013

Cold Start Emission Reduction Control System


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Trouble Ticket Help Requests for DTC P1400
Help Request Posted
2001 Subaru Legacy L 2.5L MIL Lamp on VIN: 4S3BE63571
P1400: Fuel Tank Pressure Control Solenoid Circuit Low. Diagrams Indicate power supplied via connector B47 "Main Relay", I must be over looking this relay I can't find anything titled main relay. No other codes & No indication of voltage drop while driving. Would suspect bad ECM ground but no other inpu...
April 11, 2013
2001 Subaru Legacy L 2.5L MIL Lamp on VIN: 4S3BE63571
P1400: Fuel Tank Pressure Control Solenoid Circuit Low. Diagrams Indicate power supplied via connector B47 "Main Relay", I must be over looking this relay I can't find anything titled main relay. No other codes & No indication of voltage drop while driving. Would suspect bad ECM ground but no other inpu...
April 11, 2013