Why am I getting diesel fuel in my coolant?

The fuel pressure from the injector rail cast into the head (small hole to the left of the arrow) is far greater than the pressure in the cooling system. When a crack occurs, diesel fuel easily passes into the coolant.

Why does my coolant reservoir smell like gas?

A fuel smell in coolant is a good indicator of a blown cylinder head gasket, a warped head, or a combination. With the engine running, remove the radiator cap (but only when the car is cool!) and see if you observe any gas bubbling in the coolant.

Why does my antifreeze smell like diesel?

Registered. You have a problem in one of the cyl heads, either a crack in the head or an injector cup that has broken loose and not sealing. Usually you can find it by pulling all the injectors and pressure testing the cooling system and inspect the injector cups to see where the coolant is coming from.

What does gas in the coolant mean?

Exhaust gases in your engine’s coolant are usually a sign of a blown head gasket or cracked cylinder head. Continuing to operate your vehicle in either of these cases will quickly lead to full engine failure. If you suspect you have either of these issues, you should perform this test immediately.

What happens if you put gas in the radiator?

Gasoline, which is lighter than the coolant, will float on the top surface. When the engine is started, the coolant in the engine jacket and the radiator will expand into the expansion tank. You could siphon out the gasoline.

Why does my coolant smell like exhaust?

If you’re absolutely sure that you smell coolant out of your exhaust pipe, then that means it’s leaking into one or more combustion chambers, getting burned up and emitted out of the exhaust. This means that coolant is leaking into the engine, but not into the oil.

What does antifreeze smell like?

Clues You Have an Antifreeze Leak A sweet aroma that you notice from outside the vehicle, coming from the vehicle after you’ve driven it. You might be able to smell it from behind the wheel as well. Puddles under the car of lime-green, orange, pink, or blue-green after you’ve parked.

What happens if you put diesel in coolant?

This can cause unreliable performance of the temperature gauge, inefficient cooling by the radiator, water pump damage, and possible overheating of the engine.

Does my 2002 diesel have Cups in the coolant?

I also have a 2002 7.3 with diesel in the coolant. I have been told it has cups by one mechanic and does not have cups by another. Can anyone tell me for sure if the 2002 7.3 has cups? Yes it does. 2001 – 14″ OUO 525 – 38×15.5×20 Toyo & 20×12 Weld Cheyenne’s. Hybrids, 38R, BTS, Spearco, Terminators..

Can you put Diesel in coolant with cracked heads?

I have never heard of diesel in coolant due to cracked heads. Its quite possible they arent using the correct retaining compound, or not putting the compound in the correct spot on the cups before they pound the sleeve in place. I have heard many stories of shops using cheap cups and them not seating correct. In this case ONLY use Ford parts.

What kind of compressor does a F250 4×4 have?

’01 F250 4×4 Crew Shorty, PM Rods, new PIS 160/30’s, D66 compressor by Dieselsite/w 1.00 ex housing, EBPV delete, ITP Regulated fuel return, Ford AIS. As stated above by KANMAN it sounds like an injector cup is bad.