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P1400 Diagnostic Trouble Code Discussion for July 2006

Cold Start Emission Reduction Control System

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Trouble Ticket Help Requests for DTC P1400
Help Request Posted
1996 Nissan Maxima SE 3.0L Failed Emissions VIN: JN1CA2104T
P1400: EGR/EVAP Control Solenoid Circuit Malfunction. ... test. Vehicle failed emissions because the MIL command is on. The MIL is not on, but ECM is commanding it on. Bulb check is good, MIL comes on when ignition is on and goes out when engine is running. P0325 will NOT clear. ECM is designed to not turn on MIL...
July 28, 2006