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P0400 Diagnostic Trouble Code Discussion for March 2005

Exhaust Gas Recirculation System Flow Malfunction


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Trouble Ticket Help Requests for DTC P0400
Help Request Posted
1996 Geo Tracker 1.6L Surge, Cuts out, MIL Lamp on VIN: 2CNBJ1267T
P0400: EGR System Performance. ... while going down road. Does it more when warmed up.TPS has been replaced several times over last couple years. Code P0510 always comes back after several months and starts running the same. Noticed when driving that on scanner the CTP switch reading going ...
March 28, 2005
1996 Geo Tracker 1.6L Surge, Cuts out, MIL Lamp on VIN: 2CNBJ1267T
P0400: EGR System Performance. ... while going down road. Does it more when warmed up.TPS has been replaced several times over last couple years. Code P0510 always comes back after several months and starts running the same. Noticed when driving that on scanner the CTP switch reading going ...
March 28, 2005