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P1130 Diagnostic Trouble Code Discussion for April 2011

Heated Oxygen Sensor (HO2S-12/HO2S-13) Signal Circuit Demand Changing


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Trouble Ticket Help Requests for DTC P1130
Help Request Posted
2000 Toyota Tacoma SR5 3.4L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 41AWN72N0Y
P1130: Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction. customer concern was lack of power and hesitates,i could not road test it would barely run,it would back fire through the throttle body, checked cam and crank timing all marks are in time.checked for external vacuum leaks with propane no leaks found.truck ran ...
April 08, 2011
2000 Toyota Tacoma SR5 3.4L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 41AWN72N0Y
P1130: Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction. customer concern was lack of power and hesitates,i could not road test it would barely run,it would back fire through the throttle body, checked cam and crank timing all marks are in time.checked for external vacuum leaks with propane no leaks found.truck ran ...
April 08, 2011