There are many symptoms of low transmission fluid. Transmission not shifting at all. THE JEEP SAT FOR A YEAR IN THE BODY SHOP DUE - Answered by a verified Chrysler Mechanic My 2001 Jeep Grand Cherokee Limited has CEL on, code is P0740. P0740: Torque Converter Clutch Circuit Malfunction Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $94.99. If the converter stays unlocked, it can be a nuisance. First off thanks for this forum, I just signed up but been browsing and searching like no other on this forum for the past few weeks on fixing problems with my new TJ (2005 Wrangler X 4.0L Auto A/C). Causas del código OBD2 P0740 Genérico Los factores que pueden llevar al establecimiento del código DTC P0740 son: Quizás hay un incorrecto nivel de fluido de la transmisión. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may vary depending on the model. P0740 is one of the most common transmission trouble codes. Diagnostic trouble code P0740 is detected when TCM detects an improper voltage drop when it tries to operate the solenoid valve. Stutters and Stalls-  This would be a symptom of the transmission locking when it should not be. If the TCC seems to be functioning properly, it may be that the problem is in the transmission case itself. Jeep Grand Cherokee Forum A forum community dedicated to Jeep Grand Cherokee owners and enthusiasts. The auto repair labor rates vary … 8L90E Specs, Performance, and Identification, TH400 Transmission Specs, ID, and Common Problems, Pontiac Solstice P0740: Torque Converter Clutch Circuit Malfunction, Jeep Patriot P0740: Torque Converter Clutch Circuit Malfunction, Chevy Impala: Brake Lights Stuck On → Diagnosis. Cherokee P0700 Code Definition If you are scanning your vehicle right now, you should be looking for a second code that tells you what is actually wrong. Just bought a 98 cherokee a few days ago, which was in seemingly very good condition. Here’s a pretty good guide on transmission fluid color. • Most auto repairs shops charge between $75 and $150 per hour. P0740. I ran a scan on my 99 jeep grand Cherokee V-8 4.7 all wheel drive and got 3 codes P0740, P1787, and P1728. Any vehicle built since 1996 will return this common fault code if a problem is detected with the torque converter clutch circuit. 2000 Jeep Cherokee Sport Trouble Code P0740 oldbill OEM Tech Discussion 8 November 11th, 2012 06:49 p0121 and P0740 awdpsi OEM Tech Discussion 2 May 4th, 2010 19:31 P0740 code help` UnKn0wn Modified Tech 3 21:05 But, jumping straight to this conclusion without inspecting the transmission fluid and wiring can cause a lot of undue headache. You’re looking them up to fix your vehicle. You may need to download version 2.0 now from the Chrome Web Store. P0740: Torque Converter Clutch Circuit Malfunction. Not sure what tranny I have for there is no sticker on the housing. The wiring harness that goes to and from the transmission is one of the more vulnerable pieces of wiring on a vehicle. OBD2 Code P0740 Jeep definition: The torque converter clutch solenoid valve is activated, with the gear in D4, by the Transmission Control Module (TCM) in response to signals sent from the vehicle speed and the Engine Control Module (ECM). 2000 Jeep Grand Cherokee laredeo 4.0 got code po753 transmission shift solenoid A 3rd n 4th gear. Dealership wants to replace front pump, torque convertor, and possibly transmission. Please enable Cookies and reload the page. NOT YET. Lock-up piston operation will then be controlled. Check Engine Light) 2. If there isn’t enough transmission fluid, the transmission will not be able to operate normally. They replaced the TCC solenoid. Most of them are going to need an experts touch to diagnose. Cost of diagnosing the P0732 JEEP code Labor: 1.0 The cost of diagnosing the P0732 JEEP code is 1.0 hour of labor. The torque converter itself or torque converter clutch can go bad and throw the P0740 code. Minimal decrease in fuel economy, this will not affect engine performance Higher RPM on highway-  If the converter is not locking, it can lead to higher RPM on the highway. If the fluid is low or bad, replacing should be considered an urgent priority. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Come join the North American Grand Cherokee Association and participate in discussions about performance, modifications, classifieds, off roading, trail reports, troubleshooting, maintenance, and more! If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Poor Gas Mileage-  If the converter is not locking at speed, the engine’s RPM’s will stay higher. Symptoms of a P0740 trouble code may include: 1. Yesterday though my CEL came on, went off a little after, and … P0740 is a solenoid C functional fault P0700 is just “Transmission Fault With that being said, P0740 is a tougher code to diagnose and is often out of the range of the shade tree mechanic. We would never want to discourage that. … read more Below you’ll find some of the common causes for the P0700 in the Jeep Cherokee. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Inspecting the harness for obvious signs of distress, checking the connection at the transmission itself, and finally a continuity test can go a long way in diagnosing your Cherokee. P0740 is one of the most common transmission trouble codes. The most noticeable one is going to be the transmission slipping. Can u help me with this Can u help me with this 1996 Jeep Grand Cherokee 3-4 Shift MalfunctionThis diagnostic trouble code is a generic OBD-II powertrain code. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. the p0740 code indicates your jeep grand cherokee is experiencing torque converter clutch circuit malfunction issues and you should seek diagnosis from a reliable auto repair shop. The TCC “locks” the drivetrain, which allows for a true mechanical connection between the transmission and the engine. The auto repair labor rates vary widely across the country, and even within the same city. How much do you know about cars? Cloudflare Ray ID: 6096bed088d4d6d5 It means that the Cherokee‘s computer has detected that there is an issue with the torque converter clutch (TCC) solenoid circuit. If it locks when it shouldn’t be, that’s where it can get dicey. I have code P0700 P0740 P1568. Only real problem I see so far is when I put a scan tool on it I got a P0740 code Torque Converter Clutch Circuit Malfunction. P0740 JEEP Description The torque converter clutch solenoid valve is activated, with the gear in D4, by the Transmission Control Module (TCM) in response to signals sent from the vehicle speed and the Engine Control Module (ECM). It feels exactly like when you need to downshift in a manual transmission. If they deny me service due to my lift and tires I may just convert back to stock. This increases fuel mileage and makes the transmission operate at a higher temperature. P0740 is a diagnostic trouble code (DTC) for "Torque Converter Clutch Circuit Malfunction". P0740 JEEP Description The torque converter clutch solenoid valve is activated, with the gear in D4, by the Transmission Control Module (TCM) in response to signals sent from the vehicle speed and the Engine Control Module (ECM). 2001 Jeep Grand Cherokee showing code P0740 Code P0740 - Torque Convertor Clutch Circuit Failure. • The symptoms of P0740 vary greatly. Another way to prevent getting this page in the future is to use Privacy Pass. Then the bad cluster or NO BUS on odometer shows up. Malfunction Indicator Lamp (MIL) illuminated (a.k.a. Jeep Grand Cherokee Forum A forum community dedicated to Jeep Grand Cherokee owners and enthusiasts. Have a 99 4.0 jeep cherokee sport running around with the 0740 code showing that my son has been ignoring. I have a 2000 Jeep Cherokee XJ 4.0 V6. It means that the Cherokee ‘s computer has detected that there is an issue with the torque converter clutch (TCC) solenoid circuit. Most of the time, you’re not looking these codes up for casual reading. Articles on this site are always written with the DIY enthusiast in mind. This list is presented with a combination of likely to cause the issue and repairability in mind first. Recently it has been shutting down while on the road. The good news is that transmission fluid and filters are cheap. Here’s a great video on diagnosing this code: There are many different things that can cause the P0740 code. It could be a valve body issue, a problem with the pressure going through the transmission, or a clogged filter. Lock-up piston operation will then be controlled. Your IP: 78.47.182.101 Great forum for the Jeep XJ Cherokee with many to answer your questions. Im also going to attempt to call Jeep corporation and find out if my 2005 TJ has a 70k/7 year powertrain warranty that may cover this repair. Electrical issues related to transmission - P0740 and P0743 (Page 1) / Jeep Cherokee XJ Mechanical Questions / Jeep XJ Forum Jeep XJ Forum Code P0740 indicates that the Powertrain Control Module (PCM) has observed unusual behavior within the torque converter clutch circuit. 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. Been having that damn problem lately where … Come join the North American Grand Cherokee Association and participate in discussions about performance, modifications, classifieds, off roading, trail reports, troubleshooting, maintenance, and more! Diskutiere 2,7 WJ Getriebe Fehlercodes P0702 und P0703 im Grand Cherokee ZJ, ZG Forum Forum im Bereich Grand Cherokee / Commander Forum; Hallo Jeeper, Mein Granny (2,7 CRD, BJ 2004) steht seit Heiligabend still, da das Getriebe nur noch im Notmodus (2. Puede que el solenoide del TCC (Embrague Convertidor de Par) esté defectuoso. Performance & security by Cloudflare, Please complete the security check to access. With the fluid exchange. 2000 Jeep Cherokee Sport Trouble Code P0740 Looking at a 2000 Cherokee, 4.0 engine 164,000 miles. It is highly likely that the torque converter clutch solenoid (TCC) has gone bad. This decreases fuel mileage. The cost to diagnose the P0740 JEEP code is 1.0 hour of labor. DIAGNOSTIC TROUBLE CODE P0740 ON MY 2001 JEEP CHEROKEE. If there is anything that you would like to add, please feel free to leave a comment. If the transmission fluid is dirty or burnt, it can make the transmission behave in a way that is not normal and throw the P0740 code. Happen for multiple reasons and a mechanic needs to diagnose to fix your vehicle may:! Generic OBD-II powertrain code Privacy Pass this increases fuel mileage and makes transmission... A great video on diagnosing this code to diagnose and is often out of the,... 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