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P1135 Diagnostic Trouble Code Discussion for April 2006

Air Fuel Ratio Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1135
Help Request Posted
2001 Toyota Sienna LE 3.0L MIL Lamp on VIN: 4T3ZF13C11
P1135: Air Fuel Ratio Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction. ... B1S1 for P1135 because the heater circuit in the sensor was a definite open. Easy fix, right? Van was good until March 2006 at 101524 miles. Returned with P1135. Retested the oem sensor(part # 89467-41040), resistance good at 1.04 ohms. Tested koeo volts b...
April 08, 2006