Need help with a P0742 code? If the transmission fluid is very dirty, it is recommend changing the transmission fluid and if possible removing the transmission pan for further diagnosis. Some late model 4L60-E transmissions can set a P1870 or P0741 depending on how the computer is programmed. On further research this showed to be the acts like missing sec gear code p0742 torq conv. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. I fixed the first two, trouble code p0742 tcc stuck on when this is set pcm will command max and lock adaptive shifting. Improves the driving experience As engines have become increasingly more powerful, gearshifts have become correspondingly harsher, and although advances in transmission control strategies have made gearshifts smoother and more comfortable in recent years, electronic control measures alone cannot eliminate all of the harshness.
The time since the last gear range change is greater than 6 seconds. Acts like missing sec gear Code P0742 Torq conv. If the lock-up clutch is engaged, it functions in exactly the same way as a clutch on a manual transmission, in the sense that it provides a solid mechanical link between the engine and the transmission, thereby eliminating any slippage between the two halves of the torque converter. As a result, the engine stutters or backfires, if it runs at all. When a vehicle has the P0742 code stored, it has the potential to be a large problem.
I researched these codes, but am not quite sure which sensor is. Enter the 5 character trouble codes in the search box and submit the search. Where is the P0742 sensor located? The currently selected is for the Mazda makes. What are the common causes of code P0742? Recommend you get code cleared at Auto Zone, O'Riely, Advance Auto they probably won't charge you and see if code comes back, it may only be a one time incident. Some of the other potential symptoms that you might notice with the vehicle include an overheating transmission, transmission slippage, and a more difficult experience when shifting.
It should be noted however, that while torque converter lock up clutches are repairable, doing so requires removal of either the engine, or the transmission from the vehicle, which requires tools, equipment, and skills the average non-professional mechanic generally does not possess. Posted on Nov 13, 2008 code po742 torque converter clutch circuit stuck on conditions. How does a mechanic diagnose the P0742 code? Also, Error Code P0742 may indicate a serious problem, such as shifting issues, rough running or stalling when idling. Lockup stuck, acts like in with wheels off the ground, when brake is applied, kills motor, easy braking oldsmobile silhouette check engine light transmission code p0742. Tech notes When the a transmission solenoid is stuck on, in most cases the problem is not the electrical part of the solenoid; the problem is foreign material obstructing the mechanical function of the solenoid or the flow of the fluid through the transmission valve body. Above are the common causes of this code, there are other possibilities but those are what generally causes the fault.
P0742 Engine Trouble Code Meaning of P0742 engine trouble code is a kind of powertrain trouble code and when your car's 'P0742 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. Sometimes easier to remove the frame completely. P0742 torque converter clutch tcc solenoid stuck on obd2 oldsmobile transmission code p0742. Tcc system stuck on the torque converter is front of transmission and helps convert engine power through to rear wheelsP0742 obd ii trouble code repairpal. Once they have the data, they will proceed on resetting the code and take the vehicle for a test drive to see if the code comes back. This step looks for a switch status change when the engine is running. P0742 torque converter clutch circuit stuck on obd codes.
Late gm vehicles with codes p0742 or p1887 youtubeerror code torque converter clutch circuit stuck on. What the P0742 code means When the P0742 code appears, it means that the amount of torque converter lock up required is not in line with the amount that is actually detected. P0742 obd ii trouble code repairpal p0742 torque converter clutch circuit stuck on codes url? YourMechanic offers certified mobile mechanics who will come to your home or office to diagnose and repair your vehicle. Different cases and situations can have different symptoms, and symptoms can vary in their severity as well. How serious is the P0742 code? The following conditions must exist for two times during the same ignition cycle.
If you have any doubt as to repairs on your vehicle, please contact your technician. Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The transmission gear range indicates D4. This code can be caused by electrical or hydraulic problems. These things are more than just annoying. If the code does come back, that means the condition was not tripped in error and the problem is legitimate and must be fixed. If all the components in the system work as designed, the driver is unaware that the system is functional; however, if a failure, defect, or malfunction anywhere in the system prevents the torque converter lock up clutch from disengaging, the result is serious drivability issues because the engine cannot be decoupled from the transmission.
It just pulled out that p0742 'torque converter circuit stuck on' code. Always have the vehicle diagnosed and serviced by a mechanic who has the knowledge and experience needed to fix this and any other issues your car might have. . Now don't ask yourself; What should you do with P0742 code? Inspect for abnormal line pressure. If it does, they know that it was not tripped in error and that the vehicle has a legitimate issue that needs to be resolved. The following are some of the repairs that technicians can make when they are fixing the P0742 code. After a diagnostic, the gm code was p0742.
Common mistakes when diagnosing the P0742 code In some cases, there are malfunctions in the torque converter clutch wiring, and these issues are overlooked. If there are other transmission related trouble codes other than the P0742, the problem may be an electrical failure. Symptoms associated with the P0742 code can vary substantially. P0742 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission. This problem can be a hydraulic problem.
We are not responsible for any actions you take on your vehicle. In this position, release fluid is open to an exhaust port and converter feed fluid fills the apply fluid circuit. Look up the other , please use the search box. Additional comments for consideration regarding the P0742 code The majority of the time when the P0742 code comes on the reason is because there is foreign material that is not allowing the proper function of the solenoid or because the fluid is not flowing properly through the transmission valve body. P0742 code definition The P0742 code indicates that the torque converter clutch circuit is behaving in an abnormal manner.