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  1. 2001LC

    Coolant Loss - no obvious visible leaks. Any tips?

    Front of block at water pump gasket BK2. Is a spot that could developed leak. Red circle is on, BK2 side of water pump. Air hole (Weep) on on BK1 Red circle is BK2 water pump gasket side. But also notice yellow circles. The large is water bypass to water inlet port sealed with large O-ring...
  2. 2001LC

    Coolant Loss - no obvious visible leaks. Any tips?

    Some head gasket leaks I've seen along length of head, inner and outer sides.
  3. 2001LC

    Coolant Loss - no obvious visible leaks. Any tips?

    Head gasket leaks I've seen. Have been along length of head. We've heard, but I've doubted, head gasket leaks without overheating warping head. When head gets warped, this would almost certainly be along length. These leaks are almost always visible, without removing any more than under shield...
  4. 2001LC

    Coolant Loss - no obvious visible leaks. Any tips?

    Finding coolant at front weep hole, is typically Water pump. Which @abuck99 pointed out in picture above. But be sure not from above WP, before replacing water pump.. Some of those top side leaks, can be hard to spot. It helps to pull engine cover and air pipe. Use flash light, mirror and...
  5. 2001LC

    Coolant Loss - no obvious visible leaks. Any tips?

    Seeing green coolant, speaks to shop you're using. Not good IMHO! One of the benefits of Toyota red coolant (LL). It leaves a dry crusts bubbly pinkish glob at leak, making finding easier. Work your way up, from green coolant drips. Focus on: Water inlet, where it's FIPG seals it to water pump...
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