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P1132 Diagnostic Trouble Code Discussion for April 2012

Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Rich

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Trouble Ticket Help Requests for DTC P1132
Help Request Posted
1995 Ford Ranger Splash 4.0L Excessive Emissions, MIL Lamp on VIN: 1FTCR10X0S
P1132: B1S1 rich. ... Ranger, customer thought it was running fine, got his emission test, you can see the results. Freeze frame data for P0300 showed idle speed, B1 ST+LTFT -24%, B2 ST+LTFT +42%, engine temp 190d F. Checked ECT, MAF, fuel pr...
April 20, 2012