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P1133 Diagnostic Trouble Code Discussion for January 2008

Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching


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Trouble Ticket Help Requests for DTC P1133
Help Request Posted
2001 GMC Sierra 1500 SL 5.3L MIL Lamp on VIN: 2GTEC19T91
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. ... I verified that the correct banks got replaced. I got slow response from the MAF sensor, found that customer had installed gauze style air filter & had not oiled it, maf sensor was dirty, installed new maf sensor, new air filter, clear codes. Test drov...
January 14, 2008
2000 Subaru Impreza RS 2.5L MIL Lamp on VIN: JF1GC4559Y
P1133: Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit High Input. This subaru got this code p 1133 always when we put the key on. The all data charts make me turning around nothing all this charts say is to check two wires but hy don't understand this test or there is a mistake in this charts.The owner tell me that the car r...
January 22, 2008
2000 Subaru Impreza RS 2.5L MIL Lamp on VIN: JF1GC4559Y
P1133: Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit High Input. This subaru got this code p 1133 always when we put the key on. The all data charts make me turning around nothing all this charts say is to check two wires but hy don't understand this test or there is a mistake in this charts.The owner tell me that the car r...
January 24, 2008
2000 Subaru Outback 2.5L MIL Lamp on, comunication VIN: 4S3BH6650Y
P1133: Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit High Input. ... lamp on that my customer is concerned about. The car runs great and the mileage is very acceptable. The idle stabilizes after warm-up. My Genysis shows a P1133 code. It is manufacturer specific. I seem to have a communication problem with the ECM. A lot of...
January 27, 2008
2001 GMC Sierra 1500 SL 5.3L MIL Lamp on VIN: 2GTEC19T91
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. ... I verified that the correct banks got replaced. I got slow response from the MAF sensor, found that customer had installed gauze style air filter & had not oiled it, maf sensor was dirty, installed new maf sensor, new air filter, clear codes. Test drov...
January 14, 2008
2000 Subaru Impreza RS 2.5L MIL Lamp on VIN: JF1GC4559Y
P1133: Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit High Input. This subaru got this code p 1133 always when we put the key on. The all data charts make me turning around nothing all this charts say is to check two wires but hy don't understand this test or there is a mistake in this charts.The owner tell me that the car r...
January 22, 2008
2000 Subaru Impreza RS 2.5L MIL Lamp on VIN: JF1GC4559Y
P1133: Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit High Input. This subaru got this code p 1133 always when we put the key on. The all data charts make me turning around nothing all this charts say is to check two wires but hy don't understand this test or there is a mistake in this charts.The owner tell me that the car r...
January 24, 2008
2000 Subaru Outback 2.5L MIL Lamp on, comunication VIN: 4S3BH6650Y
P1133: Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit High Input. ... lamp on that my customer is concerned about. The car runs great and the mileage is very acceptable. The idle stabilizes after warm-up. My Genysis shows a P1133 code. It is manufacturer specific. I seem to have a communication problem with the ECM. A lot of...
January 27, 2008