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P2177 Diagnostic Trouble Code Discussion for November 2011

Fuel System Too Lean At Off Idle (Bank 1)

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Trouble Ticket Help Requests for DTC P2177
Help Request Posted
2003 Mazda 6 i 2.3L Poor Idle Quality, Hesitation, Surge, Stall VIN: 1YVFP80C93
P2177: lean off idel. another garage did the timing chain repair,car ran good for a few months after,still has now cam position related codes or problems. car will run great cold,when warm will start to surge until stalls.when this is happening stft goes to 25%,graphing o2 shows 5-...
November 18, 2011