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P1171 Diagnostic Trouble Code Discussion for March 2015

Fuel System Lean During Acceleration

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Trouble Ticket Help Requests for DTC P1171
Help Request Posted
1997 Saab 900 SE Turbo 2.0L MIL Lamp on VIN: YS3DF78N6V
P1171: System too lean. This vehicle cam in with a P1171 and P0171. System too lean. The vehicle is MAP sensor only no MAF. Fuel trims are reading at about 24% at idle. Of idle they seem to be just fine. Checked Map sensor and its reading around 37kpa which is slightly high but not c...
March 05, 2015