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P2187 Diagnostic Trouble Code Discussion for December 2011

Fuel System Too Lean At Idle

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Trouble Ticket Help Requests for DTC P2187
Help Request Posted
2005 Mazda 6 i 2.3L Surge, MIL Lamp on VIN: 1YVHP80CX5
P2187: Fuel System Too Lean At Idle. ... pressure good,codes p2187,p2195,noticed upstream o2 working but heater switches off and on frequently,is this normal? replaced it anyway. Then noticed short fuel trim jumping up to +15 to +20 at times. Checked for vac. leaks,didn't see any. I will check pu...
December 13, 2011