Three problems related to engine oil leaking have been reported for the 1996 Honda Odyssey. The most recently reported issues are listed below.
Front balancer shaft seal failed and all of the oil leaked out of the engine. . . Rapidly!!!.
Counter balance shaft seal popped out, causing oil leakage, massive damage to engine cam shaft and master cylinder, van died and had to be towed to a dealership, Honda has been aware of this situation for several years. Cj.
Abs light came on and modulator and accelerator were leaking, balance shaft seal caused oil to poor out, and they replaced that.