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P0134 Diagnostic Trouble Code Discussion for September 2014

Heated Oxygen Sensor (Bank 1 Sensor 1) Signal Remains At Center


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Trouble Ticket Help Requests for DTC P0134
Help Request Posted
2002 Chevrolet Suburban 1500 LT 5.3L MIL Lamp on VIN: 3GNFK16T92
P0134: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity. Here goes-My nightmare begain with "light has been on for two years but runs well except for hard warm restart-traced to bad fuel pump check valve-replaced pump and filter starts fine now BUT the mil is on in 10 min with p1133/p1153(after about 20 test dri...
September 07, 2014
2002 Chevrolet Suburban 1500 LT 5.3L MIL Lamp on VIN: 3GNFK16T92
P0134: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity. Here goes-My nightmare begain with "light has been on for two years but runs well except for hard warm restart-traced to bad fuel pump check valve-replaced pump and filter starts fine now BUT the mil is on in 10 min with p1133/p1153(after about 20 test dri...
September 08, 2014