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1999 Toyota Sienna Code P0135

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1999 TOYOTA SIENNA

Computer code P0135
1999 Toyota Sienna 6 cyl Front Wheel Drive Automatic 85k miles

Need help. There is a check engine code P0135. Where is this sensor located in the engine compartment? How easy can it be replaced, DIY? Is this a sensor only bought at the dealer? If not, where online? Thanks!

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Friday, July 4th, 2008 AT 9:55 AM

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MELTILLIS

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P0135 O2Sensor Heater Circuit Malfunction (Bank #1 Sensor #1)

This is a heater built into the oxygen sensor in the exhaust system. Bank 1 Sensor 1 is located in the exhaust next to the firewall / cab of the vehicle. Make sure vehicle is cold when working on this item the exhaust is extremely hot after the engine has run for just a short time.

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Saturday, December 6th, 2008 AT 11:28 PM