Can a bad fuel injector cause a Volkswagen Jetta to go bad?
That being said, bad fuel injectors are one of the more common issues that happen to any vehicle (Volkswagen Jetta included). There’s always more than one, and one going bad is enough to make a noticeable impact on the drivability of the vehicle. There are two main ways that your injectors can go bad.
Can a bad fuel injector cause a fuel leak?
When they leak, they can really do some damage. The symptoms of bad fuel injectors are going to feel almost the same as a bad fuel pump or fuel filter . That’s why it’s important to check the fuel pressure at the rail before replacing injectors, otherwise you may end throwing good money after bad.
What to do if your fuel injector is clogged?
When this occurs they must be replaced. If the injectors are clogged you’ll need to have them cleaned by a professional. When they are dirty but not yet clogged, you may be able to clean them with a good fuel injector cleaner.
What happens when fuel injectors don’t work?
Less Fuel Mileage – Your Jetta’s engine management computer is constantly adjusting the air/fuel ratio and timing to get optimal combustion. When the fuel injectors aren’t working properly it can’t do that and fuel mileage suffers. Knock/Detonation – Detonation can cause your Jetta’s engine to blow. This is certainly the worst case scenario.
How can I tell if my Jetta is losing power?
Loss of Power – Typically, as the engine RPM increases, you won’t be able to “feel” the engine misfire as much. But, you’ll definitely notice the lack of power. Less Fuel Mileage – Your Jetta’s engine management computer is constantly adjusting the air/fuel ratio and timing to get optimal combustion.
What kind of engine does a Volkswagen Jetta have?
Some cars were equipped with carburetors, while others were fuel-injected using K or KE Jetronic supplied by Robert Bosch GmbH. Diesel engine choices included a 1.6-litre making 37 kilowatts (50 hp; 50 PS) and a turbocharged version of the same engine which produced 51 kilowatts (68 hp; 69 PS) and 130 newton-metres (96 lbf⋅ft) of torque.
Where was the 1986 VW Jetta Turbodiesel found?
The winning car was a 1986 Jetta Turbodiesel found in Blue Rock, Ohio which had 562,000 miles (904,000 km). A local dealer verified the odometer reading. Notable on this particular car was that it also had the original muffler despite being located in an area subject to road salt in the winter.
Why does my VW Jetta smell like fuel?
Any gas that is not fired and sent out as exhaust ends up in the oil pan. When this happens it can decrease your Jetta’s engine lubrication to the point that it’ll lock up. You will smell fuel on the dipstick. The Smell of Fuel – When your engine is getting too much fuel, your Jetta can’t burn it all.
https://www.youtube.com/watch?v=O6pP54mipqw
What happens if there is no fuel injector pulse?
1992 vw eurovan. turns over, has spark, fuel pump kicks in, can hear relay, no fuses blown, still will not start, its almost like its outta fuel, has 1/4 tank?… read more Amedee Automotive Consultant Vocational, Technical or Trade Scho 22,779 satisfied customers 2000 VW Jetta: cylinder..the horn quit working..doors..fuses
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This generation of diesel engines is perhaps the most reliable engine ever made by Volkswagen. Very few mechanical problems. Great in town and highway driver. I actually invested in engine upgrades to give it 165 horse power as compared to the 90 stock horse power.
Is the VW Jetta worth the money?
Can’t beat it for the money, if they’ve been maintained properly they just wont quit! It handles far better than anything else in its price range and the interior feels very premium. I love this car and fully intend on buying another Volkswagen when the time comes.
What to do if your Jetta won’t start?
If it’s cold and you have a 2009-2012 Jetta CLICK HERE for information. This is by no means a comprehensive list of problems, just some of the most common. Use common sense when doing any testing and be sure that you won’t get run over if the car suddenly and unexpectedly springs to life.
How does a diesel engine start a TDI?
The basics. First, here is a post with much of the basics of the diesel engine. For the TDI to start, electrical power needs to flow from the battery through fuses and relays to the key switch and ECU.
What happens to fuel economy when injector is clogged?
This is because the ECU is calling for more fuel from the injector but not receiving it in the combustion chamber. The less fuel reaches the engine, the lower your fuel economy. You may experience poor fuel economy when the injectors are clogged or leaking.
How can you tell if a fuel injector is bad?
By checking the fuel injector, you’ll be able to tell if there’s been a leak because there will be fuel on or close to the injector. You might also notice a drop on the fuel gauge. A faulty fuel injector can lead to a significant drop in fuel economy.
What happens when there is no fuel in the fuel pump?
This also verifies that the engine has no fuel pressure. Electric fuel pumps on electronically controlled fuel injection systems need to produce enough “high” pressure to allow the injectors to produce a sufficient spray of atomized fuel into the intake path (or into the combustion chamber in a direct-injection system).
Is it OK to remove a stuck TDI injector?
Yes. 1Z, AHU & ALH. Probably lots of other Euro models as well (ASV???) If you’re only going to remove TDI injectors once in your life, then yes you probably don’t need this tool. But when you can substitute 10-20-30 minutes of wiggling, prying, cursing and sweating for two or three satisfying smacks, it really helps.
What causes a Volkswagen Jetta engine control module to fail?
Protect that reliability by reacting quickly to engine problems. When you see signs of problems with your Volkswagen Jetta engine control module, AutoZone has the solution. A failed engine control module causes failed starts, unexplained drops in fuel efficiency, and general performance problems.
Where can I get an ECM for my Volkswagen Jetta?
When red flags go up, it’s time to pay a visit to your local AutoZone. We have the ECM for Volkswagen Jetta you need to restore your vehicle to its full potential. Take advantage of our Loan-a-Tool Program plus free battery charging and engine diagnostic testing services for even greater savings.
Where can I find the history of a VW Jetta?
Find all the latest facts, figures and Volkswagen JETTA specs based on year, make and model. Volkswagen vehicle history report may contain the following information: title problems, prior damages, unsafe salvage rebuilds, odometer mileage, theft, past sales. What is VDS?
How to turn on ignition on Volkswagen Jetta?
Switch ignition on and select engine control module with “Address word” 01. (Connecting scan tool and selecting engine control module).
How to check the wiring of a VW Jetta?
Using the test box V.A.G 1598/18 the wiring can be checked according to the wiring diagram. NOTE: – Before connecting test leads the correct measuring range on the tester must be adjusted. Otherwise the electronic components can be destroyed! – Use the multimeter V.A.G 1526 with auxiliary cables from V.A.G 1594 for testing.
Where to insert switch 2 in VW Jetta?
– Insert switch -2- (or switch -3-) into vent and engage. fPage 174 f- Place sufficient lint-free cloths under the ABS control module and hydraulic unit – fRemove brake lines -3- on the side of hydraulic unit CAUTION: DO NOT BEND BRAKE LINES IN THE AREA OF THE HYDRAULIC UNIT.
How to remove VW 2.0 TDI diesel fuel injectors?
How to Remove VW 2.0 TDI Diesel Fuel Injectors… The Easy Way If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.
What kind of oil burner does VW Jetta have?
Known for its mechanical simplicity, the ALH 1.9L four-cylinder oil burner features a 2-valve cylinder head, a Bosch rotary injection pump that feeds conventional, pop-off style injectors and a vacuum-actuated variable geometry turbocharger.
What kind of engine does a VW Jetta have?
A second injector nozzle option, the popular PP764 nozzle, also offers a path to 180whp or more. Found on the 150hp European version of the 1.9L engine, the Garrett VNT-17 has long been a popular turbo upgrade for state-side Jetta TDI’s.
Why is my Idi fuel injection not working?
It is also possible for badly misbehaving injectors to introduce engine damaging knocks due to leaky pintletips. Therefore, one of the more common service concerns not related to direct replacement of the main components is the condition of the injector to fuel return line connection.
Why do I have a problem with my fuel injection pump?
Fuel injection problems, therefore, are one of the most pressing engine issues to deal with. Whether you’ve experienced fuel injector failure or not, it helps to understand the fuel injector pump, how it relates to engine performance, and also how diesel fuel injection pumps differ from traditional gasoline-powered units.
Where do you remove the injection line from an IDI engine?
Once the nuts are loose or removed, pull the entire injection pump towards the rear of the engine. Disconnect the electrical connections from the pump, and complete the removal of the injection pump/injection line assembly from the engine.
When did the Volkswagen Jetta GLI 16V come out?
It oughta be on the autobahn. From the July 1989 issue of Car and Driver. Volkswagen’s Jetta has been around since 1980, and during that time we’ve been among its most enthusiastic supporters. We last examined a Jetta GLI 16V in 1987. The car is essentially unchanged, and so is our opinion.
What’s the top speed of a VW Jetta?
The Jetta GLI 16V will go from 0 to 60 mph in 9.3 seconds, and it has a top speed of 119 mph. That 0-to-60 time is four-tenths of a second slower than our 1987 showing, a discrepancy explained in part by our new Jetta being a tad heavier—due primarily to the addition of an anti-lock braking system.