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Related questions

it just stop responding when I accelerate, then I will have to switch the key off and on and then it will gain power again .
Most of the time this is something wrong with the throttle body assembly or the throttle pedal module. These two work together to open and close the throttle plate as you push on and let off of the gas pedal....
When I press the gas pedal the vehicle misfires
The code P1128 means that the heated oxygen is swapped from the circuitry. Check the wiring on the O2 sensor and check the condition of the O2 sensor. If the sensor is working fine or you have replaced the sensor...
What is the major problem in my car
Hello. When you have this many codes you either have an issue with the voltage system in the vehicle being low due to a bad connection, a battery that is failing, or a faulty alternator. It can also be...
Cylinder 4 misfire
It sounds like you may need an ignition control module. It's a small device mounted around the right front of the engine compartment. It has a plug with about a dozen wires connected. The module has a separate channel for...
Car won't start
This could be a variety of potential issues, however the first and most common (based upon the clicking sound and the fact that it came out of nowhere) may be a starter relay. This is a switch that supplies power...
can't reinsert the key.
Hello there, a few different faults would make your 2008 Audi A4 to think the key is still inserted. The most common fault would be the ignition switch, lock cylinder, or a wiring harness fault such as a short. If...
Large EVAC leak.
Hello. If the gas cap is verified to be good, the most common culprits are the purge valve and charcoal canister. If you would need help having this checked, a certified technician from YourMechanic can come to your car's location...
Idling problem when hot
It sounds like you may have a clogged fuel filter problem or possibly an O2 sensor. I would inspect these two issues. You may have two fuel filters, one under the hood in the back close to the fire wall...
Temperature gauge -- engine running cooler than normal. Below 90 only while driving.
Hi, thanks for writing in. If the engine is running cooler than normal, this could mean the thermostat is stuck in the open position. This will cause the engine to run cold and not warm up properly. This can cause...
Loss of power after driving for about a mile. The car won't drive over 30 mph.
Your car is equipped with wheel speed sensors at each of the four wheels which monitor wheel speed while relaying this information constantly to the ABS and traction control system which are controlled by the car's ECU. When the ECU...
Tire pressure light came on while driving to the airport.
Your tire pressure system uses sensors in each tire to signal the pressure in the tire. The sensors are known to go bad and will cause the system to see it as a pressure loss. This does not mean you...
My battery died and my hood wouldnt open
If the hood will not open it is possible that the cable is broken that the lever is connected to. If this is the case, the trim around the hood lever would need to be removed and you would have...
Intermittent failed idling, intermittent loss of acceleration power, multiple errors
Hi, thanks for writing in. The O2 sensor alone can cause this kind of loss in power and failure to idle depending on how severe its functionality is. I would also recommend checking the idle air control module/valve. This works...
Car will not start
Hello, thanks for writing in. If the crankshaft position is off then that can keep it from starting. Prior to doing anything else I would do a compression test. If there is low compression then the valve timing is off....
1-2 second delay in acceleration when put to drive or reverse without pressing the gas. Jerking while in traffic
Hi there, thanks for writing in. When this occurs it can be caused by an engine hesitation or a transmission problem. From my experience this is a transmission issue. There are a lot of problems with the transmission in this...
P0706. don't want to pay Audi $2,000. or more.
Hello and thanks for contacting YourMechanic. The dealership Audi is likely trying to sell you. I am fairly your problem is not the TCM (Transmission Control Module - transmission computer). What is wrong with your transmission is the transmission range...
Low oil pressure light comes on when idle. Check engine light is on as well. Both came on after getting an oil change 3 days ago.
It is possible that they put in the wrong viscosity oil. In rare instances, a defective filter will also cause low pressure. If there is too much oil, it will aerate and cause low pressure. Be sure the oil level...
Starting problem - 2005 Audi A4
This is a common sign of a failing starter relay. This is a unit that sits near the starter and directs power from the battery to the starter allowing it to engage the flywheel when you turn the key. When...
Possible issue with transmission
It sounds like your transmission may be having trouble building up enough oil pressure to engage the clutches while it is idling. The oil transmission oil pump runs off of the input shaft and runs at engine speed. When things...
Transmission Issue
Hi there: The symptoms you're describing are similar in many ways to restriction of hydraulic fluid inside the transmission. Sometimes flushing the transmission fluid can help remove those obstructions; but in most cases, it delays the inevitable task of removing...

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