P0740 vw

Forums New posts Search forums. Media New media New comments Search media. Resources Latest reviews Search resources.

Log in. Sign up. Home Forums New Beetle 1. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.

P0740 vw

While engine trouble codes are somewhat well understood these days, automatic transmission codes are still confusing many out there. One of the reasons for this is the lack of uniformity between different transmission systems, which often makes troubleshooting them somewhat tricky. This is a check engine light code that could potentially make your vehicle difficult, or impossible to drive altogether. The P code means that your transmission control module, the computer tasked with controlling your automatic transmission, has registered a problem with the torque converter clutch circuit. In other words, your torque converter is not functioning normally, and the cause is most likely a mechanical issue of some sort. One positive thing about this particular error is that its causes are usually benign. The torque converter is a crucial piece of any powertrain that uses an automatic transmission. The torque converter works by utilizing transmission fluid to transfer the power from the engine to the transmission. It consists of a pump , a reactor , and a turbine. The pump and turbine look very similar as they both feature metal fins fanned all around their circumference. The main difference between these two components is the orientation of the fins and the components they are attached to. The pump is driven by the engine, while the turbine drives the transmission.

If I try to put it in reverse, or drive, then the car will sputter and then turn off. Anybody know what this p0740 vw in terms of a repair.

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. The code is still pending and isnt official but i fear it will be as its a new issue that arous. First time i seen it. Also i have a code for evaporative emission control system malfunction that just came up recently.

P is one of the most common transmission trouble codes. In effect, this allows an automatic transmission to function like a manual transmission at certain speeds and engine loads, and eliminates all slipping from the transmission. The symptoms of P vary greatly. If the converter stays unlocked, it can be a nuisance. There are many different things that can cause the P code. Most of them are going to need an experts touch to diagnose. This list is presented with a combination of likely to cause the issue and repairability in mind first. There are many symptoms of low transmission fluid. The most noticeable one is going to be the transmission slipping.

P0740 vw

This is one of the most frequent OBD2 trouble codes. Read the full article below to know what it means, how to fix it, and what other codes may show related to it. This code shows that there is a malfunction with the torque converter clutch circuit. The electrical control unit has detected a problem with the circuit controlling the torque converter clutch solenoid. The make and model of the vehicle can have an impact on the ways that the diagnostic and repair process should be performed. This means that the specific instructions from the manufacturer of the vehicle may have to be referenced.

Cool math games parking mania

Make sure the valve body is rebuilt with the trans because this is where the problem usually lies. Recommended Communities. The torque converter works by utilizing transmission fluid to transfer the power from the engine to the transmission. Fortunately, these solenoids are very easy to test given that you can reach and remove them from the transmission. Got it. Maybe you should fix the EGR problem and then continue from there Basically you have three choices. I wouldn't doubt there being some major carbon buildup. Home Forums New Beetle 1. Sign up. Awesome info, thanks a lot.

No matter how much experience you have working with cars, the Check Engine Light always causes a moment of fear.

Make sure the valve body is rebuilt with the trans because this is where the problem usually lies. Please consider creating a new thread. The pump is driven by the engine, while the turbine drives the transmission. Well the car must go back to the rebuild shop so hopefully it will still be on them. Search Advanced search…. This indicates that you have a problem with the Torque converter clutch circuit or possibly a bad torque converter. I don't know where you are in Wisconsin, but rather than guess at it, why not take it to JasonTDI's shop in Madison area? You would have no way to pinpoint whether the leak in pressure was stemming from the valve body or from somewhere else. Maybe the rough idle stems from your P EGR code. This is an older thread, you may not receive a response, and could be reviving an old thread. CoolAirVw Vendor. The car has k mi on it and has had P from time to time but it is now not driveable in hot weather without the code and associated slip. Either the shutter or the piston is inoperable. How would you go about changing the EGR valve?