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P0400 Diagnostic Trouble Code Discussion for March 2016

Exhaust Gas Recirculation System Flow Malfunction


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Trouble Ticket Help Requests for DTC P0400
Help Request Posted
2001 Infiniti Q45 4.1L Poor Idle Quality, Misfire VIN: JNKBY31A41
P0400: EGR System Recirculation Flow. Hi all This car came to me from a customer I have not seen in 25 years.He said it was stuck in his garage as a no start and also stated it was smoking quite a bit. I arrived with jmp pack in hand and tried to crank when i hit key it turned a quarter of turn an...
March 14, 2016