What happens when a diesel injector leaks?
Over time, diesel fuel injectors wear out and fail to close completely. When this happens they cause a leak-down, resulting in a reduction of fuel pressure across the fuel rail. This can cause a difficult- or no-start condition as well as a smokey exhaust.
Can diesel fuel injectors leak?
So, the most common cause of leaky injectors is; the failure of the O-ring, where the injector meets the fuel rail. The O-ring can become, hard and brittle, from the heat of the engine. If it breaks, then fuel can leak out, over the engine. The other way an injector will leak is if, the injector body or nozzle cracks.
Can you drive with a leaking fuel injector?
Since a leaking fuel injector can cause issues with starting your vehicle, it may not be possible to drive your car, depending on the severity of the leak. Leaked fuel can heat up on your engine and can combust. It can also cause further damage to your vehicle, such as a hydro-locked engine.
Can you fix a leaking fuel injector?
Yes, you can easily fix a leaking fuel injector. If your injector has an internal leak, your best bet is to get a new injector and replace it. If it happens to be external leaks, or you have a fuel injector leaking air, it is most likely caused by weak or broken o rings.
Can you replace just one diesel injector?
When it comes to your diesel fuel injection system, a single injector is often the cause of an entire engine failure. This is why it is often best to replace multiple injectors at once. …
Can you fix a leaky fuel injector?
Unless the body of the injector is leaking, which is rare, replacing the O-ring seals is all that is needed. The injectors are all held in place by a common injector-rail. To remove one injector requires removing the rail. Doing so removes them all.
Is it OK to replace just one fuel injector?
Yes, you can replace just one of the fuel injectors in your vehicle. If you are facing a problem with an injector, you can swap it for a good cylinder.
How much does it cost to fix a leaking fuel injector?
Depending on the make and model of your car, the average fuel injector replacement cost will run you about $800 to $1,450 for a full replacement. If you have the knowledge to do the replacement yourself, the parts alone are around $600 to $1200, while the labor cost is only about $200 to $250.
Are there any problems with the GM 1.7 CDTI engine?
1.7 CDTI Ecotec Engine Problems & Reliability 1 First: oil disappears in the engine, and poor lubrication is dangerous for turbines and metal parts. 2 Second: the oil drips right into the timing belt. And this can cause faster wear or, for example, to slip. More
What are problems with Opel 1.7 CDTI Ecotec engine?
One of the most popular faults of Opel’s 1.7 CDTI Ecotec engine is a leak from the oil pump. This is a serious failure for two reasons. First: oil disappears in the engine, and poor lubrication is dangerous for turbines and metal parts. Second: the oil drips right into the timing belt.
How much does it cost to replace a 1.7 Di engine?
The situation with the rotary lobe pumps found on 1.7 DI and 1.7 DTI engines is simple. This is a very durable element, the probability of its regeneration is no more than $ 275. Slightly higher costs are associated with common rail injector failure. Denso-branded parts are expensive to replace – prices start at nearly $ 135 per piece.
When to change belt in GM 1.7 CDTI?
The belt change interval is determined by Opel at 90,000 kilometers or 6 years. But it’s better to cut it short! Usually, the tensioner or roller cannot withstand long operation. The tensioner may also sometimes run into trouble, and it is better to replace the pulley completely.