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P0400 Diagnostic Trouble Code Discussion for February 2005

Exhaust Gas Recirculation System Flow Malfunction


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Trouble Ticket Help Requests for DTC P0400
Help Request Posted
1996 Nissan Pathfinder LE 3.3L MIL Lamp on VIN: JN8AR05Y9T
P0400: EGR System Recirculation Flow. My problem is no EGR vacuum to EGR Transducer or valve. I have checked all passages and there is no clogging. I unhooked the EGR solenoid valve harness and got good vacumm and the system worked and I got got good vacuum to the transducer and the valve worked b...
February 07, 2005
1995 Nissan Altima GLE 2.4L MIL Lamp on VIN: 1N4BU31D1S
P0400: EGR system Problem. I'm trying to find any information on the wiring portion of this problem. I'm in the process of uncovering the harness and trying to find the splice. Thank you in advance for your help.
February 11, 2005
1996 Nissan Pathfinder LE 3.3L MIL Lamp on VIN: JN8AR05Y9T
P0400: EGR System Recirculation Flow. My problem is no EGR vacuum to EGR Transducer or valve. I have checked all passages and there is no clogging. I unhooked the EGR solenoid valve harness and got good vacumm and the system worked and I got got good vacuum to the transducer and the valve worked b...
February 07, 2005
1995 Nissan Altima GLE 2.4L MIL Lamp on VIN: 1N4BU31D1S
P0400: EGR system Problem. I'm trying to find any information on the wiring portion of this problem. I'm in the process of uncovering the harness and trying to find the splice. Thank you in advance for your help.
February 11, 2005