Empowering Drivers Bank 1 Sensor 1 O2 Sensor Maintenance for Beginners

The yellow line represents the route of the BANK 2 Sensor 1. The orange line represents the route of the BANK 1 Sensor 1. ... The Black loom is the Bank 1, grey ... The problem is that the o2 sensor bank 1 sensor 1 is not receiving information intermittently. i found this out by getting a smog test and that was the code. ... sensor locations by Bank and Sensor (e.g. Bank 1 Sensor 1). Oxygen Sensor Positioning. In the diagrams below, the longitudinal engine orientation ... I replace the primary O2, reset the CEL, and about 40 miles later it pops up again. And again it is popping two Bank 1 Sensor 1 codes. Same code, just twice. I've been searching google and I am confused as to which one this actually is and what part I need to get. I am not sure if it is upstream or downstream, front ... It indicates that the voltage of the affected oxygen sensor stayed below a certain threshold or the air-fuel ratio sensor stayed in a lean-biased mode for too ... 1Pc Oxygen Sensors O2 Bank 1 Sensor 2 Downstream Rear Fit For Sienna 3.3L V6 2004 2005 2006 89465-08030 8946508030 Active Member ... Sensor 1 is the first O2 sensor down the exhaust from the manifold, so very close to the front of the car. Ignore the Bank 1 ... 1. Disconnect the heated oxygen sensor harness connector. 2. If reinstalling the old sensor, coat the threads with anti-sieze compound. Does anyone have any really cool tricks for accessing/changing the Bank 1,1 O2 sensor? I have a full set of 02 sensor sockets/tools adapters, and bendy ...