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P1133 Diagnostic Trouble Code Discussion for June 2010

Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching

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Trouble Ticket Help Requests for DTC P1133
Help Request Posted
1999 Toyota Camry LE 2.2L Hesitation VIN: 1324546475
P1133: Air Fuel Ratio Sensor (Bank 1 Sensor 1) Slow Response. Well this one has me puzzled. First of all this is a california emmisions vehicle. Had a p0171 code, lean bank 1. Brought in for a poor running condition and low power. removed the exhaust before the cat conv and power was regained. replaced cat converter an...
June 03, 2010