Why does my VW Golf have no throttle response?
I’ve got an ’04 VW Golf that has recently taken to occasional bouts of no throttle response from the accelerator pedal. This has happened a handful of times during the past few months and until this morning occured only while driving on the highway at a constant rate of speed (~58-60mph).
What kind of car has no throttle response?
stephenmpls July 4, 2016, 9:25pm #1 I’ve got an ’04 VW Golf that has recently taken to occasional bouts of no throttle response from the accelerator pedal. This has happened a handful of times during the past few months and until this morning occured only while driving on the highway at a constant rate of speed (~58-60mph).
What causes the throttle body on a Mercedes to fail?
When there are throttle body malfunctions the wrong amount of air enters into the engine causing problems with air/fuel mixture ratio. Here is a close up picture of a Mercedes throttle body. Mercedes throttle bodies made by Bosch and VDO may fail. Luckily these units are repairable.
What causes the throttle possition sensor to stop working?
If you press the gas pedal to the floor or try to accelerate quickly or floor it, the engine stops responding, RPMs drop and it may even go into limp mode. Turn off the engine and restarting it usually fix the problem. In ost cases, the issue is caused by either a defective pedal position sensor or a bad throttle position sensor.
What causes a Toyota to lose throttle response?
Toyota has been cleared, period.The NHSTB went on to say that the design used by Toyota for the electronic section of the throttle system was “well designed”. It could be a clogged fuel filter or a dying fuel pump, among other things.
What are the symptoms of a bad throttle position sensor?
This is another failure mode of the TPS, which indicates that it is falsely limiting the power being requested with your accelerator pedal foot. You may find that your car will accelerate, but not beyond a speed of 20 – 30 MPH. This symptom often goes hand in hand with loss-of-power behavior.
Can a loose nut on a carburetor cause bad throttle?
The days of having to constantly adjust the throttle cable due to a loose nut on the carburetor are long gone. Today’s modern cars, trucks, and SUVs are all equipped with an electronic throttle control system that contains an accelerator pedal position (APP) sensor.
What happens when the throttle position sensor fails?
The throttle position sensor can fail in several ways, all of which result in poor fuel economy at best, and performance limitations that may create safety hazard for you and other motorists at worst. This sensor can fail gradually, or all at once. In most cases, the Check Engine Light is illuminated if a TPS failure is detected.
Why does my car not Rev when I stomp on the accelerator?
Woops, I should clarify that when I stomp at the accelerator while shifting to “wake” the accelerator/throttle up the engine doesn’t necessarily rev at first – I’ll stomp on it a few times until I get a response from the tac to let me know things are “engaging.” The first couple stomps are usually in vain.
Why do I lose throttle response when I shift into 4th gear?
The car’s a manual transmission and for no good reason I usually shift into 4th gear (out of 5th) slap down the accelerator pedal a couple time to rev the engine while the cluth is depressed between gears and the accelerator will wake up and I’ll get throttle response again and all’s well.
What kind of throttle does a 1.8T engine have?
The first couple stomps are usually in vain. If you have the 1.8T Engine then your vehicle has a “fly by wire” throttle…meaning you have no direct connection between your foot and the engine…
Can a pump failure cause a throttle failure?
Pump failures are not always a yes they work, no they don’t thing. The MAF is mentioned and that is a good suggestion. The entire intake tract between the throttle plate and MAF sensor should be carefully inspected for any leaks no matter how small.
What to do when your gas pedal stops working?
The next time it does it, try this. Lift your foot off the gas pedal, hook your other foot under the brake pedal and pull up on it. Now try the gas pedal. I could do without ABS…Stability COntrol…Fly By Wire… ALL OF IT… I never had an accelerator cable snap on me…or make me drive thru my garage…or shut my car down…
What is the diagnostic code for bad throttle position sensor?
Using a code reader, you should be able to confirm whether a faulty TPS is the culprit or a different component. Diagnostic trouble codes P0120, P0121, P0122, P0123, and P0124 are what will commonly appear. The engine can stall for no reason and without any warning. This happens when the TPS gives incorrect information to the ECM.
What causes the gas pedal to stick on a car?
The chain of events involves an auto detailer putting the wrong floor mat in this car and the person recieving the complaint about the floor mat cusing the gas pedal to stick not relaying the previous renters complaint.
What happens when the throttle pedal stops working?
3 times in the last 3 months I have had a problem when the throttle pedal stops working, thereâs no revs and the car just roles to a stop. The car will only move on clutch. If left for a couple of hours the car drives without any problems. It just seems completely random.
Why is my throttle position sensor not working?
The reason this happens is that the ECM doesn’t get correct information from the TPS as to how much to throttle the car. Idle surging can be caused due to other issues in the car, but if it happens in conjunction with other throttle position sensor symptoms, the culprit is often the TPS.
How to clean the throttle body assembly from a Volkswagen Golf Mk4 ( 03 )?
How to clean the throttle body assembly from a Volkswagen Golf Mk4 (03). Make sure the engine is off for this process, but that the battery is on for turning the valve. This should be routine maintenance. Category People & Blogs Created using YouTube Video Editor Source videos View attributions Show moreShow less Loading…
https://www.youtube.com/watch?v=L5qDRaug7ww
What causes a VW Jetta to run rough at idle?
If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your Jetta will be running rougher at any RPM, but a misfire will be most pronounced at idle.
Why does my Volkswagen Jetta shake when idling?
If a good spark is not achieved, your Jetta will shake as it misfires and tries to stay running. Here are the main components of the ignition system, as well as what would cause them to make your Jetta shake when idling. Fouled plugs can cause a misfire, which in turn causes an idle shake.
What happens if a coil pack goes bad on a Jetta?
These packs are fired by the engines computer at exactly the right time to provide the optimal ignition timing. If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your Jetta will be running rougher at any RPM, but a misfire will be most pronounced at idle.
A faulty throttle position sensor sends incorrect information to the ECM resulting in various issues in the engine, its performance, and fuel economy. Below are common symptoms of a faulty TPS. In most of the cases, all of these symptoms will show together making it easier to detect the faulty component. 1) Car Jerks
When is a bad throttle position sensor a warning sign?
Engine won’t idle smoothly, idles too slowly, or stalls If you start to experience engine misfires, stalling, or rough idling when the car is stopped, it can also be a warning sign of a failing TPS. You don’t want to wait to get this checked out!
What causes a VW Jetta to go into limp mode?
A major boost leak may result in hard starting but smooth but smoky idling. If the engine RPM goes up but the car’s speed stays the same or doesn’t increase with RPM, then you have a bad/slipping clutch or transmission. If the engine RPM stays as sluggish as the car’s speed the transmission/clutch is probably fine.
Why does my Volkswagen Golf TSI not go over 3000rpm?
MAybe just stuff that needs a clean. Volkswagen Golf tsi – Won’t go over 3000rpm limp mode ? – Avant Moved to Technical. The clutch for the supercharger is temperamental as our the change over flaps in the induction system and turbo waste gates are prone to sticking !
Why does my VW Jetta Golf have low power?
The check engine light (CEL) or malfunction indicator light (MIL) on the instrument cluster doesn’t always go off. If you have always have low power without the sudden cut out feeling or the engine just won’t rev high then read 1000q: constant low power on TDI.
What happens when the throttle gets stuck in an open position?
When the throttle gets stuck in an open position than your vehicle will receive too much air and cause it to have a high or fluctuating idle. What are signs of a bad Throttle Position Sensor? Acceleration issues: A bad TPS may cause all sorts of power issues. Your engine may start up but it will have little to no power and it causes it to shut off.
Why does my VW Jetta stall when I let off gas?
A dirty throttle body can lead to stalling in your Jetta. If you let off of the gas coming to a stoplight and it stalls for a second or two and recovers itself, it very well could be a dirty throttle body that is causing the problem. Here’s a great YouTube video from EricTheCarGuy. on how to clean a throttle body.
Where is the throttle position sensor on a VW Jetta?
Your Volkswagen Jetta uses a series of complex sensors to report what is going on to the ECU. The ECU then uses this information to adjust the timing, air fuel mixture, and more. When one of them goes wrong, it can lead to stalling for sure. Throttle Position Sensor – The throttle position sensor is typically located on the gas pedal.
What to do if your VW won’t start?
There’s a much easier one, and it’s to reset it. First, you want to find out if the immobilizer is the problem. To do this, turn on the battery in your Volkswagen and see if the immobilizer warning light is flashing on your dash, most likely in your speedometer. It should look like an outline of a car with a key inside it.
How do you clean the throttle body on a VW?
Step 5: Using your 5 mm Allen hex tools, unscrew the four screws holding the throttle body to the intake manifold. Once those four bolts are out you can easily remove the throttle body. Unscrew the four bolts connecting the throttle body to the intake manifold. Step 6: Clean it!