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P1153 Diagnostic Trouble Code Discussion for September 2004

Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching

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Trouble Ticket Help Requests for DTC P1153
Help Request Posted
1999 Toyota Sienna CE 3.0L MIL Lamp on VIN: 4T3ZF19C5X
P1153: Air Fuel Ratio Sensor (Bank 2 Sensor 1) Slow Response. ... on. Scanned codes P1133 and P1153. They are both Pre cat O2 Sensor response failures. Heater circuit is ok 12v and ground. Signal circuit and Ground ok - I don't like universal sensors so I put in two fresh OEM Denso 4 wire O2's- Scan data showed good ...
September 29, 2004