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P1133 Diagnostic Trouble Code Discussion for October 2011

Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching


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Trouble Ticket Help Requests for DTC P1133
Help Request Posted
2005 Chevrolet Equinox LT 3.4L MIL Lamp on VIN: 2CNDL23F35
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. ... weeks than light came back on with same code p1133 we did a smoke test before and did repair vac leaks at egr base gasket and pcv pipe to valve.
October 17, 2011
2005 Chevrolet Equinox LT 3.4L MIL Lamp on VIN: 2CNDL23F35
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. ... weeks than light came back on with same code p1133 we did a smoke test before and did repair vac leaks at egr base gasket and pcv pipe to valve.
October 17, 2011