The pump mounts directly to the back of the cylinder head and is driven off the back of the intake camshaft. Thanks to Volkswagen 's use of a transverse engine layout, the vacuum pump is easily accessible and straightforward to replace. A healthy vacuum pump is critical to a turbocharged engine and should be replaced at the first sign of trouble.
Full Answer
Where are the screws for the brake vacuum pump located?
The brake vacuum pump is held in place by three T30 Torx screws. Two on the top side of the pump, and one on the underside. The one located on the underside also fastens a bracket to the pump. Use caution working around the coolant hose just forward of the pump.
How do you remove a brake vacuum pump hose?
The brake vacuum pump has only one hose connected to it. This hose is what supplies the vacuum for your brake booster. It is easily removed by gripping at the elbow and pulling it straight out. There is a separate rubber grommet that goes in the end of the fitting.
What is wrong with my Mk5 GTI brake vacuum pump?
The brake vacuum pump on the MK5 GTI (or any car with the TSI motor) is prone to failure. The main point of failure is a leaking gasket which causes a vacuum leak and directly affects braking performance.
Where is the brake vacuum pump located?
0:136:12How To Replace or Reseal Brake Vacuum Pump - YouTubeYouTubeStart of suggested clipEnd of suggested clipThis pump is bolted to the timing cover on the driver's side of the engine.MoreThis pump is bolted to the timing cover on the driver's side of the engine.
How do you change a vacuum pump on a VW Golf?
2:069:17Volkswagen FSI EA113 Mk5 GTI Brake Vacuum Pump Replacement ...YouTubeStart of suggested clipEnd of suggested clipSo as you can see you really don't need much to replace the brake vacuum pump on your fsi mark v gtiMoreSo as you can see you really don't need much to replace the brake vacuum pump on your fsi mark v gti uh essentially really all you need is a t25.
What does a vacuum pump do in a Volkswagen?
VW has been using vacuum pumps to power the brake booster on its diesel-powered vehicles for almost 40 years. Now, vacuum pumps are becoming more common on gasoline-powered VWs as well. The pumps supply a constant supply of vacuum no matter the engine speed or throttle position.
What does a brake vacuum pump do?
Brake vacuum pumps are cardinal components of motor-driven vehicles, especially cars comprising petrol engines. They improve an engine's overall fuel consumption rate and boost braking assistance.
How do you know if you have a bad vacuum pump?
What Are the 5 Signs of Vacuum Pump Failure?maintenance schedules and clues from a failing vacuum pump. ... INCREASED NOISE. ... EXTENDED PROCESSING TIMES. ... OVERHEATING AND CONSTANT RESTARTS. ... YOUR VACUUM PUMP WON'T TURN ON. ... SLOW STARTS OR STANDSTILLS. ... PREVENTING VACUUM FAILURES.
What happens when vacuum pump fails?
Common signs include poor fuel efficiency, difficulty pressing the brake pedal, oil leaking under the engine, and the AC not working.
How much does it cost to replace a vacuum pump?
The average cost for brake vacuum pump replacement is between $567 and $599. Labor costs are estimated between $125 and $158 while parts are priced at $442. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.
How do you test a vacuum brake pump?
Apply vacuum to the booster with the pump to bring it back to 20HG. Depress the brake pedal and hold it down for 30 seconds. You should see booster vacuum drop a little and then hold steady for the remaining 30 seconds. If vacuum drops considerably, replace the brake booster.
How do you test a vacuum pump on a car?
1:112:09How to Properly Diagnose Vacuum Pump Failure - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd a check engine light that won't go off when dealing with a vehicle exhibiting these symptoms theMoreAnd a check engine light that won't go off when dealing with a vehicle exhibiting these symptoms the quickest most effective way to diagnose the problem is to check the vacuum pump with a gauge.
Does the vacuum pump affect brakes?
Braking becomes difficult: A bad vacuum pump can result in less vacuum output, which means less of a power assist when you step on the brakes. You may notice that you must push much harder to stop your vehicle.
How do you remove a vacuum pump?
0:121:21“removing” VACUUM PUMP 2.0t b7 audi volkswagen - YouTubeYouTubeStart of suggested clipEnd of suggested clipWe'll pull off the vacuum hose from the pump. And then also from where it connects down to the brakeMoreWe'll pull off the vacuum hose from the pump. And then also from where it connects down to the brake. Booster. We'll take out the second.
How do you change a brake pump?
1:043:58How To: Replace A Brake Master Cylinder - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd push the tab to release it unscrew the mounting nuts with your ratchet and socket and use yourMoreAnd push the tab to release it unscrew the mounting nuts with your ratchet and socket and use your proper brake line flare wrench to disconnect the brake lines.
How do you test a diesel vacuum pump?
0:023:48How to Test a Diesel Engine Driven Vacuum Pump - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd I'm going to show you how to plug that off in any other line going into this hose has to beMoreAnd I'm going to show you how to plug that off in any other line going into this hose has to be plugged off. Then. We're going to hook up the vacuum gauge to check and see how much output.
Can a vacuum pump leak oil?
A bad vacuum pump will commonly leak oil and result in pooling below the engine of transmission of your 2.5. The leak will generally be more prevalent where the engine and transmission meet, and this is often misdiagnosed as a bad rear main seal.
How do you disassemble a vacuum pump?
45:0658:22Two Stage Vacuum Pump Teardown & Rebuild - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou're gonna have to hold on to it or put it in a vise or something so that you can actually loosenMoreYou're gonna have to hold on to it or put it in a vise or something so that you can actually loosen those bolts or you know get the pump apart. So i would recommend leaving those bolts.
What is a tandem pump VW?
A tandem pump can be simply described as a low pressure fuel pump in a diesel engine which also includes a vacuum pump. They are used on engins with unit injectors and supply the fuel to the units.