P1400 Diagnostic Trouble Code Discussion for July 2012
Cold Start Emission Reduction Control System
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| Help Request | Posted | |
| 1996 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA21D6T P1400: EGR/EVAP Control Solenoid Circuit Malfunction. Code 1400 returns after second trip. It is my understanding this is set by monitoring "signal" voltage on ground side of solenoid to ecm. These signals apppear to be correct at idle and higher rpm although slightly low at idle. Tried new solenoid as pa... |
July 16, 2012 |
