What to do if your cat C15 engine is leaking?

What to do if your cat C15 engine is leaking?

Air might also be found on the return line to the tank, but be careful as some bubbles in the fuel is normal. Try pressurizing your fuel supply lines/fittings with shop air and check for leaks with soapy water. No codes or engine light (even intermittently)……. right?

Where to find air in a cat C15 engine?

If air is entering system, the air will be seen with a site glass at the pump inlet (hook up to a “known good fuel source” if you question it). Air might also be found on the return line to the tank, but be careful as some bubbles in the fuel is normal.

Why is my cat C15 engine running rough?

We found a dent in a male fuel supply line fitting. The fuel was not leaking out of this fitting but it allowed the engine to suck a small amount of air and was causing the engine to run rough and miss fire.

How often does a cat C15 engine die?

Lately, it’s also been real bad about losing prime, so about one out of ten times I start it up, it loses prime and dies, then I have to use starting fluid to get it started again. I’ve had it in the shop, both Cat and Peterbilt, more than 25 times, every test in the world has been run on it, and no one can figure it out.

Why does my cat C15 engine gargle?

Almost since the day I bought it, there has been a miss in it. It “gargles” and knocks like it’s starving for fuel, can’t get enough fuel pressure to the injectors. Symptoms are almost identical to those you see when a fuel filter begins to plug up.

What was the problem with my C-15 cat engine?

The check engine light came on and the engine sounded like the jake brakes were engaged. Anyway i took it to a shop and they found that the exhaust manifold gasket was blown and a flex pipe was too. They fixed that and ran an overhead on it while it was apart.

What was the problem with my 2006 Freightliner C15 engine?

Hi I just had my 2006 freightliner with the c15 with only 484000 km into the shop about 6 times in the last 2 months, dam neer every part of the cooling system was replaced.

What kind of fuel filter does a C-15 use?

We found out the hard way, the C-15 engine has to use CAT fuel filters. The other filters starve the engine. I know it sounds bizarre, but, thats what we had to do to get rid of a horrible vibration. It only took eight times and Lemon Law to get the problem fixed. Good Luck

Is there a problem with my 2006 Pete?

I bought a new 2006 Pete last year in March and I have been having a problem with this engine since I hit about 95,000 miles (2 months ago) This truck has been to 3 different shops, and all three shops know that the truck is missing but can’t seem to find the problem.

Is the C-15 engine idled at 1000 rpm?

If you read your manual the c-15 should be idled at 1000 rpm if has to sit longer than 5 min. I have seen this before on a few Mack trucks in Australia.

What are the trouble codes for CAT trucks?

Sensor Short Circuit 11 64 Very High Intake Manifold Air Temp 108 3 26 Atmospheric Press. Sensor Open Circuit 4 26 Atmospheric Press.

How to find the code for a Caterpillar engine?

Use the Caterpillar Electronic Technician (ET) in order to determine the codes that are active or logged. Then refer to the appropriate troubleshooting procedure for more information. Troubleshooting, “Sensor Signal (Analog, Active) – Test” Troubleshooting, “Sensor Signal (Analog, Active) – Test”