Do you preform maint or anything after deep water offroading?

drtyjerz47

New member
Hey just took the runner (still with dealer tags LOL) off reading through some hood high water and over some dunes. Was wondering if you guys do any in depth work or maintenance or cleaning after just to ensure everything stays running smooth.

Any advice is welcome
 
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Hey just took the runner (still with dealer tags LOL) off reading through some hood high water and over some dunes. Was wondering if you guys do any in depth work or maintenance or cleaning after just to ensure everything stays running smooth.

Any advice is welcome

Define "hood high" as that's a big margin. Front of hood like headlights?

I sincerely doubt hood high as in side view mirror high. I say that because up that high and you run a very high risk of frying your computers.

Generally speaking there's not much maintenance to do, unless you spot water in the cab, it's best to check your diff fluid to make sure you didn't get water ingress, otherwise unless you have water in your airbox it's all a fairly sealed system.
 
He probably means that when he breached the waters` surface it went over the hood. Depending on angle and speed of entry the water does not have to be that deep to cause such an effect.
 
Define "hood high" as that's a big margin. Front of hood like headlights?

I sincerely doubt hood high as in side view mirror high. I say that because up that high and you run a very high risk of frying your computers.

Generally speaking there's not much maintenance to do, unless you spot water in the cab, it's best to check your diff fluid to make sure you didn't get water ingress, otherwise unless you have water in your airbox it's all a fairly sealed system.

I'll check the air box when I get home.
Water def hit the head lights. And I have seen no water in the cab. I'll have to get down there and check the dif when it stops raining.

I'm not going to lie I really like hopping from 2wd to 4wd on the move. Obviously slow but it was nice. Only time this baby got stuck was when I bottomed out on the dunes.
 
the maintenance would be popping off your air filter to see if there are any signs of water in your intake, and checking your fluids, particularly your rear diff fluid
 
He probably means that when he breached the waters` surface it went over the hood. Depending on angle and speed of entry the water does not have to be that deep to cause such an effect.

Yep, you have to go really deep to start worrying.

We did door handle deep crossings in a stock 3rd Gen Taco and not an issue at all.
 
Yep, you have to go really deep to start worrying.

We did door handle deep crossings in a stock 3rd Gen Taco and not an issue at all.

Ya the door seals on the Toyota trucks seal really well when doing water crossings!


I'll check the air box when I get home.
Water def hit the head lights. And I have seen no water in the cab. I'll have to get down there and check the dif when it stops raining.

I'm not going to lie I really like hopping from 2wd to 4wd on the move. Obviously slow but it was nice. Only time this baby got stuck was when I bottomed out on the dunes.

If you frequent the water a lot , make sure you are greasing your zerks within shorter intervals and extend the breathers on the driveline.
 
Jeeze, dealer plates and water to the headlights... Good luck...

Water crossings do damage.. but it is mostly long term stuff like wheel bearings, alternator, u-joints... nothing immediate.

Playing in water is the first sign of someone who does not understand the consequences. If you have to... Is one thing. Screwing around in it is a hard lesson to learn.

The rear diff is of special concern when the vehicles is stock. When you drop into water after things are hot.. The pressure can droo vacuum(the breather is a one way valve) and water is sucked in via the various seals. How bad this is depends on your diff temps and the water temp.
 
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There is a rear diff breather mod that some have done and documented here (can be found via search). It involves attaching a hose to the diff breather vent and running it up inside the fuel door.

Still running through a lot of water is not good for other things.
 
Jeeze, dealer plates and water to the headlights... Good luck...

Water crossings do damage.. but it is mostly long term stuff like wheel bearings, alternator, u-joints... nothing immediate.

Playing in water is the first sign of someone who does not understand the consequences. If you have to... Is one thing. Screwing around in it is a hard lesson to learn.

The rear diff is of special concern when the vehicles is stock. When you drop into water after things are hot.. The pressure can droo vacuum(the breather is a one way valve) and water is sucked in via the various seals. How bad this is depends on your diff temps and the water temp.


Very well.....noted
 
I warped the brakes on my FJ fording a river after a long trail with a lot of steep ups and downs. Had to use my brakes more than I wanted because of other vehicles. I should have let them cool down before doing the crossing.

As long as you don't out run or go slower than your wake, you can cross fairly deep water without doing any harm.
 
The main purpose of a snorkel is to get fresh cool air while going slow on the trails. Our stock air box intake tube is already is already 3' off the ground. So really you can already take on about a 2' water crossing.


I think if you are planning on fording more than 3' of water (hood high) start dumping loads of $$$ into your rig.
3'' lift
F&R lockers
full skids
R&R bumpers
winch

And a friend with all of the above.
 
Jeeze, dealer plates and water to the headlights... Good luck...

Water crossings do damage.. but it is mostly long term stuff like wheel bearings, alternator, u-joints... nothing immediate.

Playing in water is the first sign of someone who does not understand the consequences. If you have to... Is one thing. Screwing around in it is a hard lesson to learn.

The rear diff is of special concern when the vehicles is stock. When you drop into water after things are hot.. The pressure can droo vacuum(the breather is a one way valve) and water is sucked in via the various seals. How bad this is depends on your diff temps and the water temp.

But when I go zoom zoom through big puddles I make it rain! :D
 
Differential and E-locker breather mod

Before you start crossing streams, install a differential and E-Locker breather tube routed to somewhere higher than the rear axle. The only thing I've read that's better than routing it into the gas cap area is running the tube forward, up into the engine compartment to a filtered breather. It's where other breathers for the transmission and transfer case are located, up on the firewall. But running it up behind the gas cap cover is easier.
http://www.toyota-4runner.org/5th-g...ferential-breather-install-trail-edition.html
 

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