2004 suzuki xl7 codes po 455----po401 starts good when its cold but when its warm you have to pump the gas to get started

Asked by Jan 28, 2015 at 08:54 AM

Question type: Maintenance & Repair

sam

2 Answers

7,745

P0401 Exhaust Gas Recirculation Flow Insufficient Detected P0455 Evaporative Emission System Leak Detected (Gross Leak/No Flow) P0401 Exhaust Gas Recirculation Flow Insufficient Detected P0455 Evaporative Emission System Leak Detected (Gross Leak/No Flow) P0401 Exhaust Gas Recirculation Flow Insufficient Detected

39,005

PO455 is a faulty EVAP switch. Make sure gas cap is on tight. Replace switch. Faulty switch is due to over filling tank on fill ups. Never over fill your tank. When auto shut off occurs at pump, that's it, stop. PO401 is a bad EGR.

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