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They both function the same but are different enough that they cannot be swap?

Rear sensor is only to monitor cat efficiency. This exhaust stream then passes by the downstream O2 and out the tailpipe. If the problem remains in the same bank then the catalytic converter is bad. This unit perfectly fits in Nissan … Upstream and downstream O2 sensors Upstream O2 sensors are important for engine performance. battery walmart change I am trying to understand why the part numbers for OEM Downstream O2 sensors are different from Toyota, 89465-04340 (left) and 89465-04350 (right). The upstream sensor is responsible for measuring the oxygen content of the exhaust gases before they enter the catalytic converter. This video will show you how to replace the upstream and downstream O2 Oxygen sensors on the third generation 1996-2002 Toyota 4Runner. Stopped at advanced to have the codes read and came back with p0401 exhaust gas flow insufficient, p1131 lack of heated O2 sensor bank 1 sensor 1, switch indicator. 8L Only: Oxygen - Amazon. where to get a key copied Please do not choose a part if the note does not describe your application (for example. downstream O2 sensor. Various damage that is done to the respiratory system and lungs can mean that breathing air like others Respiratory problem. or Upstream Left; Bank 1 Sensor 1 or Downstream Left; Bank 1 Sensor 2 WALKER PRODUCTS 2502447079: $0. Video of both upstream and downstream installation. I have a feeling the oxygen sensor in my beater is not acting as it Forums. wifi 2.4 vs 5 ghz When you get older, ordinary things become a lot harder. ….

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