Enhance Engine Efficiency with Denso 234-9047 Air Fuel Ratio Sensor Review

I originally bought a cheaper sensor without a connector. The old cable connector is as described and the test seemed ok but after installation not only showed bad but the rear sensor is bad now too. I bought both sensors and paid a little more, but it was worth it. Still cheaper than most others I've seen and recognized immediately. The products arrived on time as promised.

Working I had a 2003 Toyota 4runner with a faulty sensor that caused the VSC-Trac and VSC-Off lights to come on along with the engine light. I bought it for $104, the mechanic (mom and dad) charged me $325 just for the part, I saved a lot of money, thanks!

a new and different code/problem, I returned it and bought a Denso 234-9047. Installed Denso, cleaned the source code and everything is fine. I will update if anything changes.

If you use an O2 sensor puller you can easily remove it from under the car behind the engine. I first bought a different Denso part number after watching a video for a *4 cylinder Camry on YouTube without noticing that bank 1 sensor 1 for the 4 cylinder engine and the v6 are on different positions are located. Denso 234-9047 is suitable for V6. See diagram for help.

Bought for my 2006 Toyota Sienna. It replaces the sensor BANK 1 (right). It was an exact replacement for the stock A/F sensor. Pulling out the old sensor is very difficult. You have to access it under the car, and there's room there to just put one hand in. This means that you should try to unplug and pull with one hand at the same time. You can also get an O2 key on the device, but you have almost no room to turn it. I used a 3/8" mini ratchet with a twist grip and attached a 2 foot piece of…