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coolant temp sensor

  1. General E46 Forum
    Does anyone know if the resistance values for the CTS(Coolant Temp Sensor) in the lower rad hose are the same as the ETS(Engine Temp Sensor) in the cylinder head? I'm finishing up an M54 into an E36 swap and because I'm retaining the stock fan control I need a radiator outlet temp sensor...
  2. General E46 Forum
    Hi all I'm new, will intro myself properly once I have some nice photos for you all. I bought my first BMW a while back (318ci) and I'm scared its about to get rather costly! I have searched the forum and google but cant get the answers I need. Below is my problem, thanks in advance to anyone...
  3. General E46 Forum
    My '03 330xi seems to be keeping the engine temperature where it should be, however every once in a while my temp gauge will jump straight into the red (pegged) and then after a while jump back down to what it really is. My question: is this a symptom of a bad coolant temp sensor (is that how...
  4. General E46 Forum
    A few days ago my coolant sensor light came on. The car was running just fine. I drove home (10 minutes) and the car was parked in the garage over the weekend. (Nothing appeared to be wrong at all) A few days later I checked the coolant level and it was pretty low so I topped it off with the...
  5. General E46 Forum
    I had a CEL and Red oil light and was told it was the MAF and the oil pressure sensor. Replaced the OPS and all is well except for now I get a yellow oil light at start up and then it goes off after a few minutes or so. Was told it was a oil level sensor. Had that replaced. Still comes on...
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