Questions tagged [hydrolock]

A condition where liquid fills a cylinder on an internal combustion engine and prevents the engine from operating normally due to being hydraulically locked due to the liquids interference.

Filter by
Sorted by
Tagged with
15 votes
3 answers
5k views

Afraid to crank engine - how can I tell if my cylinders are flooded with water?

Backdrop We had really heavy rains here today. I was in my '99 M5, idling in traffic when I noticed the brake pedal feel became really notchy. When I let go of the brakes the pedal would not travel ...
user avatar
  • 39k
4 votes
3 answers
5k views

Low compression on all cylinders - Flooded Engine - Maybe Washed Cylinders?

I just did a head gasket replacement on my 1995 Acura Legend. Before the replacement, compression was good on all cylinders except #3, which had blown. While the engine was open: I cleaned off the ...
user avatar
  • 153
2 votes
1 answer
80 views

Barn find 74 Volkswagen Super Beetle Hydrolocked?

This VW has been sitting up for about 4-5 years and I'm looking to get this thing going again. I've replaced the drive belt on it, changed the oil, and I'll need to get a new battery but for now am ...
user avatar
2 votes
2 answers
92 views

Car stalls in flood but now starts, does that mean the engine is okay?

I drove my car (Fiat Panda Active) through a flood that was deeper than I expected, it stalled, I restarted it again, it struggled once more when I got out of the flood but kept going. I then had the ...
user avatar
1 vote
1 answer
68 views

What should I do with my car after driving into water? [duplicate]

So my car drove into water, and it stopped working at some point. I then stopped my car, and me and a couple other people fished out the car. We were able to start and drive the car after and I ...
user avatar