What will happen if timing is off?
If the timing is off, damage can occur. In some engines, called “interference engines,” the consequences can be especially bad. You could end up having to have your engine rebuilt, or even replaced. If your cam timing is off, chances are you’ll know because your car will not be running well, if it’s running at all.
Will your car start if the timing is off?
Will your car start if the timing is off? Just like your heart, if the engine jumps time, it will run poorly or fail. If a timing belt fails, your car will not start. It may fail while driving and cause the engine to stall or you may be suddenly surprised when your vehicle just won’t start.
How often should timing be adjusted?
It’s important to replace your timing belt at the mileage intervals your vehicle manufacturer recommends. Every manufacturer is different, but typically, it needs to be replaced every 60,000–100,000 miles. The recommended interval for your specific vehicle can be found in your car’s owner’s manual.
What happens if the ignition timing is off?
The key to this whole operation is making sure the timing of that spark is on cue. A fraction off and you get an engine that is working against itself, which will cause a loss of power and choppy idle. A little more off and you can get some serious fireworks when you don’t want them!
What happens if you slip in cam timing?
In some engines, the piston can actually impact a valve at the top of its movement. In these engines, called “interference” type engines, even a slight slip in cam timing can be catastrophic and result in a complete engine overhaul — thousand of dollars. This is one reason it’s so important to inspect your timing belt for wear or damage.
Where is the mark on the ignition timing?
With the light wired up per the instructions and the engine running, point the light at the main pulley that comes off the crankshaft. This pulley has a notch or mark on it. On an engine timed to zero degrees advance, also known as Top Dead Center, that mark will appear to flash with the light pointed at it.
How do you change ignition timing on a school car?
If you’re cool enough to have an older school car or truck with a distributor that you can put your hands on, adjusting the timing is as simple as giving the distributor a twist. You’ll need a timing light. With the light wired up per the instructions and the engine running, point the light at the main pulley that comes off the crankshaft.