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P1133 Diagnostic Trouble Code Discussion for April 2008

Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching

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Trouble Ticket Help Requests for DTC P1133
Help Request Posted
2003 Toyota Camry SE 2.4L MIL Lamp on VIN: JT2BG22K7W
P1133: air fuel ratio. Check engine light on with codes listed above. With these codes the diagnostics is not always 100% accurate. We used to replace the air/fuel ratio sensor and MAF and that would keep the come backs to a minimum but is there a more accurate way based on Toyota t...
April 10, 2008