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P0133 Diagnostic Trouble Code Discussion for July 2013

Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response

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Trouble Ticket Help Requests for DTC P0133
Help Request Posted
2002 Toyota Sequoia SR5 4.7L MIL Lamp on VIN: 5TDBT44A62
P0133: O2 B1S1 Slow response. Need help on this in a bad way. Changed all O2 sensors with Toyota parts including thermostat and temp sensor. sometimes this vehicle reads sensors fine then sometimes it doesn't. Don't know what else to look for. Cant find a vacume leak or misfire. Fuel press...
July 16, 2013
2001 Kia Sephia LS 1.8L MIL Lamp on VIN: KNAFB12101
P0133: o2 sensor b1s1 check engine ligt slow response. check engine light on with p0133, change sensor and still same situation, when test drive notice no communication in high speed over 40 mph, when slowed down communication reestablished but pending code appear, while still driving pending code disappear and an...
July 17, 2013