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P1132 Diagnostic Trouble Code Discussion for November 2016

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
1998 Ford F-150 XL 4.2L Excessive Emissions VIN: 2FTZF1723W
P1132: Oxy sensor not switching bank 1. Vehicle will not go into closed loop for more than a couple of seconds if at all. When it does ST fuel trims go -30 but oxygen sensors don't reflect this change. Inducing a large vacuum leak improves engine idle but oxy sensors still red over 0.8volts. I am le...
November 04, 2016
1998 Ford F-150 XL 4.2L Excessive Emissions VIN: 2FTZF1723W
P1132: Oxy sensor not switching bank 1. Vehicle will not go into closed loop for more than a couple of seconds if at all. When it does ST fuel trims go -30 but oxygen sensors don't reflect this change. Inducing a large vacuum leak improves engine idle but oxy sensors still red over 0.8volts. I am le...
November 05, 2016