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P1400 Diagnostic Trouble Code Discussion for August 2004

Cold Start Emission Reduction Control System

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Trouble Ticket Help Requests for DTC P1400
Help Request Posted
1997 Infiniti Q45 4.1L MIL Lamp on VIN: JNKBY31D0V
P1400: EGR/EVAP Control Solenoid Circuit Malfunction. ... on and a p1400 code. He had at other shop and they installed egr,solenoid and egr transducer. Charged him and gave up. Quitters,I thought but now I think they were smart to take the money and run. Anyway, I checked for codes and sure enough there was a P14...
August 20, 2004
1997 Nissan Altima SE 2.4L MIL Lamp on VIN: 1N4BU31DOV
P1400: EGR/EVAP Control Solenoid Circuit Malfunction. ... brought in his 1997 Nissan Altima with a Check Engine Light on. After scanning the ECM I was able to extract code P1400-Improper Voltage Signal Sent to ECM through EGR Valve Solenoid. I ran the Pinpoint test outlined in ALLDATA, but found the voltage at ...
August 23, 2004
1995 Ford Windstar 3.8L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 2FMDA51485
P1400: dpfe low voltage. Hi super techs, this vehicle we think needs a computer, but before we do, I'd like to rattle the cage. We find no ground signal to injector #6. Pin 99 out of computer not grounding. Customer states at times it drops other cylinders. Cleared codes and these, pl...
August 31, 2004