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02 sensor

  1. 02 Sensor Chronicles

    E46 Xi Forum
    Greetings, I replaced the pre-cat sensor yesterday (first wrenching job on the car) with the Bosch premium oxygen sensor. after clearing all codes, drove for a bit (an hour or so) and the check engine light came on again. I read the codes and here are the results for my 2003 330XI 6 SPD: Table...
  2. p0130, and oil leaking onto O2 sensor connector

    General E46 Forum
    Hi, Can anybody tell me if oil leaking onto the 02 sensor connector block could cause a short-circuit? I was under the impression the connection was water-proof? I was expecting to find the connectors near the top of the engine, but there's nothing there, they are near the oil sump
  3. How to check for which 02 sensor is bad?

    General E46 Forum
    Hi guys I only had this car for a little over a month and it was throwing the bad 02 sensor code. How do I check for which 02 sensor to replace? I tried searching everywhere for the topic but just could not find any thread regarding this issue, if anyone can link me or help me that would be...
  4. E46 328i - Headers/ SAP delete/ 02 sensor

    General E46 Forum
    Hey Guys, I have 2000 328i 4dr and am about to purchase aftermarket cat-less headers (live in AZ). Couple questions surrounding the whole idea: 1) What should I do with the SAP system after headers installed? Bypass it by having someone re-program or buy a simulator kit? (from where?) 2)...
  5. Warm start stalling!

    General E46 Forum
    Hi guys wonder if anyone can help me without going back to the Stealer ship. My cars a bmw 325ci m54 engine with 140k on the clock. anyway my cars been running great apart from now. in the morning when cold cars great fires up straight away idles around 600rpm and runs fine. The problem is...
  6. 2000 318i 02 sensor problems

    General E46 Forum
    Hi Guys my engine managment light has come on and after reading the ecu with my peake R5-FCX3 It came up with "Periodenduer lambda voor Kat" my German isnt that good but I assume it means 02 sensor before cat? I bought a new 02 sensor and fit it, cleared the codes and 50 miles later the light...
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