Why does my Big Bear 350 not start?

Why does my Big Bear 350 not start?

Probably available for free on the internet. It could be a nuetral switch or parking brake that interupts the start circuit or a loose connection or broken wire or bad start button. The solenoid should have 12 volts at the control wire when you hit the start button. But youi will need a basic understanding to troubleshoot.

What to do if your Big Bear 350 cuts off?

If a Big Bear 350 is idling up extremely high and then cutting off, the ATV will most likely be experiencing carburetor issues. If you’re experiencing any carburetor issues, the first step to try to resolve these problems is by removing the carburetor and soaking it for 24 to 48 hours in a carburetor cleaner.

Can a Yamaha Big Bear have a blown transmission?

With a blown transmission, it will either need to be replaced or inspected by a certified Yamaha specialist. Big Bears aren’t generally made to go past 40 MPH, so if a rider forces the ATV to go any faster ,the transmission could experience problems or become damaged.

When did the Yamaha Big Bear 350 come out?

A Big Bear 350 is an all-terrain vehicle first introduced in 1987 by Yamaha. With the earlier versions as well as the later versions, 1997 and above, there are a handful of problems that riders can and may experience. In most cases, these issues can be fixed by making a few adjustments or performing routine maintenance.

What to do if your Big Bear 350 starts bad?

Do not hold the wire on the two lugs for two long. Simply put the wire across the two lugs with the two larger wires and the starter should go. If not then there may be a starter problem. Also keep in mind that there could be a bad, dirty or loose connection. Even corroded. Check the start button as well.

Why does my truck make a clunking noise when going over bumps?

It was really simple but you need a press or machine shop to press the old one off and new one on. don’t forget to mark the two piece rear driveline to make sure your ujoints stay aligned or you’ll get light clicking.

Why do I hear a knocking noise in my engine?

If you hear a light knocking or pounding sound, the noise can usually be traced back to your connecting rods. This sound is often most noticeable when the engine is at an even rpm–not accelerating or decelerating–and is often caused by a worn bearing or crankpin, misaligned connecting rod, or lack of oil.

What makes the crankshaft knock the loudest?

Loudest when the engine is under load or acceleration, crankshaft knock can be diagnosed by paying close attention to the specific type of knock: A regular, rumble-like knock is often from worn main bearings. A more distinct knock is routinely attributed to worn rod bearings.