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Related questions

Question
ABS, ESP, Check engine 2005 Audi A4 1.8T
Prior to condemning the ABS module, there are quite a few tests that must be performed to rule out more common causes. In particular, you always want to rule out what is indeed the most common cause of an ABS...
Question
Automatic Audi A4 randomly stops accelerating
The addition of the fluids is just mere coincidence and has nothing to do with the issue. If you request a diagnostic, the first thing a mechanic would do is check for any stored diagnostic trouble codes. If there are...
Question
Car shaking
It sounds like you may have an engine or transmission mount that is worn out. When these rubber mounts wear out, they can cause severely excessive movement and play in the powertrain. Since the engine has moving parts that are...
Question
Car shaking
Vibration at idle is due to either failed motor/transmission mounts or an engine operating condition that causes a rough idle. If you are getting vibration through the steering wheel at speed, the most common cause is a wheel/tire imbalance although...
Question
Car acting strange
Hi there. When you feel vibrations in multiple driving conditions, it's typically an indication of worn out motor mounts or a vacuum leak somewhere in the engine compartment. The best way to have this issue correctly diagnosed is to have...
Question
No crank/no start. New battery, alternator, starter, ignition switch...
Hi there. It looks as if you have covered most of the bases. However, it is possible that you may have an exposed or faulty ground wire, damaged ignition relay or starter relay. It is also possible although unlikely, that...
Question
Odometer reads just all dashes, main and trip the same. All other gauges seem to work.
Hi there. To be honest, both sources of information are correct. Usually when the odometer "blanks" like you've described it is caused by either an instrument cluster wiring or electrical problem or the ECU having a stored trouble or error...
Question
My car shakes and jerks back when I accelerate. When stopped at a light vibration through steering wheel it is an Audi A4
Hi there. When you are getting an engine vibration as you described and you have a gas cap warning light issue, then it is likely that you have an issue with an EVAP canister or the purge solenoid. The canister...
Question
My car shows the check engine light, the computer showed code P0455, and it shakes and vibrates at stops and during acceleration.
First, remove and reinstall the gas cap, clear the code P0455, and drive the vehicle for a few days and see if the code comes back. If the code comes back on, then either the gas cap needs replaced...
Question
Code on computer showed P0455 and when I started my car It has a rough start it was shaking/sputtering
Hi There, Generally, code P0455 relates to your evaporative emissions control system. This code can be triggered if you gas cap is not properly sealed or in the event that your evap system has a leak of some kind. Your...
Question
What if oil is getting in my turbo on 2008 Audi 4
If you are getting excessive oil inside the turbo on this engine then you need to check the turbo shaft play to see if it moves side to side or up and down indication of worn turbo bearing and possible...
Question
How long can I drive with bad 02 sensor? 1996 Audi A4
HI there - possibly. If it is one of the pre-catalytic converter oxygen sensors, yes, it is possible to damage the catalytic converters. From the problem codes, this would be a "Bank 1/2, Sensor 1" - the operative information that...
Question
Rough start after putting in gas
Hi there. I would highly recommend reading this article that articulates the source of the P0455 OBD-II trouble code, the possible causes and repair solutions. P0440 is the general code for a problem with the Fuel Evaporative Emission System. The...
Question
Rough start up
Hi Lidia. P0440 is the general code for a problem with the Fuel Evaporative Emission System. The P0455 code specifically indicates a large leak in the system, not a fuel leak, but one in the vapor recovery system. The leak...
Question
Code P0455 2004 Audi A4 2.0T
Hello - a P0455 indicates a large evaporative emissions leak. This problem code originates with the evaporative emissions system purge valve, which expects positive pressure flow from the evap emissions cannister - which captures fumes from the fuel tank primarily....
Question
I drive an audi A4. Can I manually change the readings on my trip odometer? Please note, Im not asking about the primary odo...jus
Hi there. To my knowledge, you are able to clear the trip odometer anytime you want, but you can't calibrate the system to change to accomplish what I think you're looking for. You might be better served to purchase a...
Question
My Audi a4 1.8t keeps vibrating at higher speed what could be the issue
Among common possibilities for degraded acceleration are throttle body faults (electronic throttle controls, mass airflow sensor, torn air intake hose), worn out spark plugs, faulty fuel pump or restricted fuel system, and large vacuum leaks (including EGR malfunctions, PCV system,...
Question
Could the code P0455 be the purge solenoid ?
Hi there. We have two great articles posted here on our website that will really help you learn more about the EVAP system and specifically the purge solenoid. The first is this article which explains what the P0455 OBD-II trouble...
Question
Car using too much fuel
Hi There, Code P0455 indicates you have a loose fuel cap or potentially a large leak in your evaporative emissions control system. I would suggest first trying to tighten the fuel cap as this is a common cause of this....
Question
Code P0455
It sounds like you may have a leak in your evap system. Generally, this code indicates that a leak is present in the evaporative emissions system which is usually a result of a loose or missing gas cap or a...

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