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P2188 Diagnostic Trouble Code Discussion for October 2011

Fuel System Too Lean At Idle

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Trouble Ticket Help Requests for DTC P2188
Help Request Posted
2004 Volvo XC90 2.5T 2.5L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: YV1CZ59H54
P2188: System too rich at idle. Engine will surge when first started sometimes stalls. Does not matter cold or hot although it seems to last longer when it is cold. It will do it for a few minuets then idle smoothly if you shut it off after that and restart it will surge again. I checked f...
October 20, 2011