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  1. M

    drained engine oil is red.

    I carried out another small experiment that I thought might be interesting. One photo shows three fresh oils straight from their original containers: Total Quartz INEO ECS 5W-30 Total Quartz 9000 Energy 5W-40 Total Quartz 9000 5W-40 As expected, all three have the normal light amber...
  2. M

    drained engine oil is red.

    One interesting observation is that the fresh oil develops a reddish tint almost immediately after an oil change. This suggests that a certain amount of the old oil remains trapped inside the engine. As we know, several hundred milliliters of oil usually stay in the engine and oil pan after...
  3. M

    drained engine oil is red.

    Yes, these are my photos. It is definitely the engine oil drained from my engine, not ATF or any other fluid. Vehicle: Citroën Berlingo 1.6 16V TU5JP (NFU), 2006. Oil: Total Quartz 9000 5W-40. Fresh oil is the normal light amber color, exactly as you would expect. After about 8,000 km it...
  4. M

    drained engine oil is red.

    I have a question, has anyone encountered this before? TU5JP (NFU) engine, I change the oil regularly every 10,000 km including the filter. I use Total Quartz 9000 5W-40. It has happened to me several times that the drained oil is not the classic black, but has a distinct reddish-brown to...
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