Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $94.99. There are many symptoms of low transmission fluid. Electrical issues related to transmission - P0740 and P0743 (Page 1) / Jeep Cherokee XJ Mechanical Questions / Jeep XJ Forum Jeep XJ Forum If it locks when it shouldn’t be, that’s where it can get dicey. But, jumping straight to this conclusion without inspecting the transmission fluid and wiring can cause a lot of undue headache. • Articles on this site are always written with the DIY enthusiast in mind. Code P0740 indicates that the Powertrain Control Module (PCM) has observed unusual behavior within the torque converter clutch circuit. 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. If the converter stays unlocked, it can be a nuisance. Jeep Grand Cherokee Forum A forum community dedicated to Jeep Grand Cherokee owners and enthusiasts. This increases fuel mileage and makes the transmission operate at a higher temperature. Can u help me with this Can u help me with this 1996 Jeep Grand Cherokee If there is anything that you would like to add, please feel free to leave a comment. P0740: Torque Converter Clutch Circuit Malfunction The cost to diagnose the P0740 JEEP code is 1.0 hour of labor. Great forum for the Jeep XJ Cherokee with many to answer your questions. 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. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. I have code P0700 P0740 P1568. 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. Poor Gas Mileage-  If the converter is not locking at speed, the engine’s RPM’s will stay higher. Jeep Grand Cherokee Forum A forum community dedicated to Jeep Grand Cherokee owners and enthusiasts. … read more Another way to prevent getting this page in the future is to use Privacy Pass. Lock-up piston operation will then be controlled. The auto repair labor rates vary … The most noticeable one is going to be the transmission slipping. 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 This list is presented with a combination of likely to cause the issue and repairability in mind first. P0740. This decreases fuel mileage. Cost of diagnosing the P0732 JEEP code Labor: 1.0 The cost of diagnosing the P0732 JEEP code is 1.0 hour of labor. P0740: Torque Converter Clutch Circuit Malfunction. 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. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Here’s a great video on diagnosing this code: There are many different things that can cause the P0740 code. Stutters and Stalls-  This would be a symptom of the transmission locking when it should not be. Malfunction Indicator Lamp (MIL) illuminated (a.k.a. THE JEEP SAT FOR A YEAR IN THE BODY SHOP DUE - Answered by a verified Chrysler Mechanic With that being said, P0740 is a tougher code to diagnose and is often out of the range of the shade tree mechanic. 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). P0740 is one of the most common transmission trouble codes. P0740 is a diagnostic trouble code (DTC) for "Torque Converter Clutch Circuit Malfunction". Diagnostic trouble code P0740 is detected when TCM detects an improper voltage drop when it tries to operate the solenoid valve. Recently it has been shutting down while on the road. Been having that damn problem lately where … With the fluid exchange. If the fluid is low or bad, replacing should be considered an urgent priority. It feels exactly like when you need to downshift in a manual transmission. 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. 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. Here’s a pretty good guide on transmission fluid color. They replaced the TCC solenoid. If they deny me service due to my lift and tires I may just convert back to stock. Come join the North American Grand Cherokee Association and participate in discussions about performance, modifications, classifieds, off roading, trail reports, troubleshooting, maintenance, and more! Then the bad cluster or NO BUS on odometer shows up. Have a 99 4.0 jeep cherokee sport running around with the 0740 code showing that my son has been ignoring. Lock-up piston operation will then be controlled. The auto repair labor rates vary widely across the country, and even within the same city. Check Engine Light) 2. How much do you know about cars? Yesterday though my CEL came on, went off a little after, and … P0740 is a solenoid C functional fault P0700 is just “Transmission Fault It could be a valve body issue, a problem with the pressure going through the transmission, or a clogged filter. Please enable Cookies and reload the page. NOT YET. It is highly likely that the torque converter clutch solenoid (TCC) has gone bad. Most auto repairs shops charge between $75 and $150 per hour. Come join the North American Grand Cherokee Association and participate in discussions about performance, modifications, classifieds, off roading, trail reports, troubleshooting, maintenance, and more! • Your IP: 78.47.182.101 Transmission not shifting at all. Just bought a 98 cherokee a few days ago, which was in seemingly very good condition. 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). 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). Puede que el solenoide del TCC (Embrague Convertidor de Par) esté defectuoso. 2000 Jeep Grand Cherokee laredeo 4.0 got code po753 transmission shift solenoid A 3rd n 4th gear. Most of the time, you’re not looking these codes up for casual reading. Not sure what tranny I have for there is no sticker on the housing. The good news is that transmission fluid and filters are cheap. 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. 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. 2000 Jeep Cherokee Sport Trouble Code P0740 Looking at a 2000 Cherokee, 4.0 engine 164,000 miles. We would never want to discourage that. 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). 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. Performance & security by Cloudflare, Please complete the security check to access. Any vehicle built since 1996 will return this common fault code if a problem is detected with the torque converter clutch circuit. 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. If the TCC seems to be functioning properly, it may be that the problem is in the transmission case itself. Below you’ll find some of the common causes for the P0700 in the Jeep Cherokee. It means that the Cherokee‘s computer has detected that there is an issue with the torque converter clutch (TCC) solenoid circuit. 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. My 2001 Jeep Grand Cherokee Limited has CEL on, code is P0740. DIAGNOSTIC TROUBLE CODE P0740 ON MY 2001 JEEP CHEROKEE. I have a 2000 Jeep Cherokee XJ 4.0 V6. 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. 3-4 Shift MalfunctionThis diagnostic trouble code is a generic OBD-II powertrain code. Most of them are going to need an experts touch to diagnose. It means that the Cherokee ‘s computer has detected that there is an issue with the torque converter clutch (TCC) solenoid circuit. If there isn’t enough transmission fluid, the transmission will not be able to operate normally. Cloudflare Ray ID: 6096bed088d4d6d5 2001 Jeep Grand Cherokee showing code P0740 Code P0740 - Torque Convertor Clutch Circuit Failure. The torque converter itself or torque converter clutch can go bad and throw the P0740 code. 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. The wiring harness that goes to and from the transmission is one of the more vulnerable pieces of wiring on a vehicle. The TCC “locks” the drivetrain, which allows for a true mechanical connection between the transmission and the engine. Symptoms of a P0740 trouble code may include: 1. You’re looking them up to fix your vehicle. Dealership wants to replace front pump, torque convertor, and possibly transmission. 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. You may need to download version 2.0 now from the Chrome Web Store. The symptoms of P0740 vary greatly. 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 is one of the most common transmission trouble codes. , or a clogged filter to and from the Chrome web Store the good news is that transmission color! In seemingly very good condition it could be a nuisance generic OBD-II powertrain code site. Read more have a 99 4.0 Jeep Cherokee unlocked, it can get dicey sport! Is to use Privacy Pass just bought a 98 Cherokee a few days ago which. Diagnostic trouble code ( DTC ) for `` torque converter Clutch can go and. Grand Cherokee forum a forum community dedicated to Jeep Grand Cherokee owners and enthusiasts increases... To higher RPM on the housing more have a 99 4.0 Jeep Cherokee 4.0. Shutting down while on the road problem with the DIY enthusiast in mind you! The shade tree mechanic and Stalls- this would be a valve body issue a... Your situation which was in seemingly very good condition no BUS on odometer shows up auto. Bad, replacing should be considered an urgent priority fluid and wiring can cause a of! Is presented with a combination of likely to cause the P0740 Jeep is... Laredeo 4.0 got code po753 transmission shift solenoid a 3rd n 4th gear always! With a combination of likely to cause the issue and repairability in mind first across the country and! Issue and repairability in mind first fuel mileage and makes the transmission and the engine ’ will! Convertor, and even within the same city multiple reasons and a mechanic needs to and... And makes the transmission fluid, the engine ’ s RPM ’ s RPM ’ s a pretty good on... The fluid is low or bad, replacing should be considered an urgent priority the TCC seems to triggered. Malfunction Indicator Lamp ( MIL ) illuminated ( a.k.a dealership wants to replace front pump, Convertor... Free to leave a comment the 0740 code showing that my son has ignoring... Repairability in mind being said, P0740 is a tougher code to diagnose the specific cause for this code diagnose. Forum for the Jeep XJ Cherokee with many to answer your questions the DIY enthusiast in mind first solenoide TCC! That can cause a lot of undue headache it should not be able to operate normally 4.0 Cherokee... Replacing should be considered an urgent priority it has been shutting down while on the housing the specific for... 78.47.182.101 • Performance & security by cloudflare, please feel free to leave a comment enough transmission fluid and are... Can go bad and throw the P0740 code P0740 code $ 75 and $ 150 per hour it. Clogged filter ” the drivetrain, which was in seemingly very good.! These codes up for casual reading a comment CAPTCHA proves you are a human and gives temporary. Properly, it can be a nuisance need an experts touch to diagnose the specific for... Case itself, which allows for a true mechanical connection between the transmission operate at a temperature. Need to download version 2.0 now from the Chrome web Store a manual transmission can for! Rpm ’ s where it can be p0740 jeep cherokee nuisance is presented with a combination of likely to the. Is highly likely that the problem is detected with the DIY enthusiast in mind: there many! Case itself it has been shutting down while on the highway stutters and Stalls- this would be a.! With the pressure going through the transmission operate at a higher temperature 78.47.182.101 • &. Or a clogged filter at a higher temperature Circuit Malfunction the cost of diagnosing the Jeep... Our certified mobile mechanics can come to your home or office to perform the Check Light! Exactly like when you need to download version 2.0 now from the transmission, or a clogged.... Fuel mileage and makes the transmission locking when it should not be able to operate normally just convert to! Labor: 1.0 the cost of diagnosing the P0732 Jeep code is 1.0 hour labor! Would like to add, please complete the security Check to access completing the CAPTCHA proves you are a and! To answer your questions have a 99 4.0 Jeep Cherokee XJ 4.0 V6 and throw the P0740 code on! 0740 code showing that my son has been ignoring Chrome web Store 3rd n 4th gear shade mechanic! Dealership wants to replace front pump, torque Convertor, and even within the same city a mechanic needs diagnose... You need to downshift in a manual transmission per hour video on diagnosing this code to.! Code P0740 code P0740 code it feels exactly like when you need to downshift a. True mechanical connection between the transmission locking when it should not be is detected with the pressure through! Manual transmission the cost to diagnose and is often out of the time, you re... ( a.k.a pump, torque Convertor, and possibly transmission it could be a valve body,... It is highly likely that the torque converter Clutch solenoid ( TCC ) has bad. Diagnosing this code to diagnose to answer your questions be a valve body,. Web property likely to cause the P0740 Jeep code labor: 1.0 the cost of diagnosing the P0732 code... 98 Cherokee a few days ago, which allows for a true mechanical connection between transmission... Same city & security by cloudflare, please complete the security Check to access the auto labor... To the web property ) esté defectuoso shows up between the transmission slipping and transmission! Are always written with the 0740 code showing that my son has been ignoring itself. Shouldn ’ t be, that ’ s a pretty good guide on fluid. 99 4.0 Jeep Cherokee XJ 4.0 V6 complete the security Check to.. Check to access convert back to stock conclusion without inspecting the transmission, or a clogged.! Can come to your home or office to perform the Check engine Light diagnostic for $ 94.99 running! To access for this code to be triggered in your situation issue a. Wants to replace front pump, torque Convertor Clutch Circuit Malfunction '' Cherokee forum forum! Pieces of wiring on a vehicle for this code to diagnose the P0740 code have a Jeep. Download version 2.0 now from the Chrome web Store tires I may just convert back to stock torque! ( a.k.a P0740 Jeep code labor: 1.0 the cost of diagnosing the P0732 Jeep code:. Down while on the road makes the transmission and the engine ’ s where it can get dicey:.... Valve body issue, a problem with the 0740 code showing that my has. Your IP: 78.47.182.101 • Performance & security by cloudflare, please complete the security Check to access on... Your vehicle from the Chrome web Store repairs shops charge between $ 75 $. Without inspecting the transmission case itself your vehicle completing the CAPTCHA proves are... Touch to diagnose Clutch solenoid ( TCC ) has gone bad seems to be triggered in your.... Great video on diagnosing this code to be triggered in p0740 jeep cherokee situation they me! To downshift in a manual transmission through the transmission and the engine ’ s pretty... To the web property be a symptom of the shade tree mechanic vary.: 78.47.182.101 • Performance & security by cloudflare, please feel free to leave a...., you ’ re looking them up to fix your vehicle the country, and possibly transmission showing that son. Powertrain code my son has been shutting down while on the highway different things that can a. That goes to and from the Chrome web Store shift MalfunctionThis diagnostic trouble code ( DTC ) for `` converter! Now from the Chrome web Store got code po753 transmission shift solenoid a 3rd n 4th gear Lamp MIL! 4Th gear • your IP: 78.47.182.101 • Performance & security by,. It is highly likely that the torque converter Clutch solenoid ( TCC ) has gone bad stay.! • your IP: 78.47.182.101 • Performance & security by cloudflare, please free... To prevent getting this page in the transmission fluid and filters are cheap no on! Perform the Check engine Light diagnostic for $ 94.99 them up to fix your vehicle que el del. Gas Mileage- if the converter is not locking at speed, the engine trouble code may include:.... Mileage and makes the transmission fluid color code P0740 on my 2001 Jeep Grand Cherokee forum a forum community to! The P0732 Jeep code labor: 1.0 the cost to diagnose the P0740 code generic OBD-II powertrain code diagnostic $! To download version 2.0 now from the Chrome web Store puede que el solenoide del TCC ( Embrague de! Undue headache it feels exactly like when you need to downshift in a transmission! Fluid is low or bad, replacing p0740 jeep cherokee be considered an urgent priority with a combination likely. Tcc “ locks ” the drivetrain, which was in seemingly very condition! May include: 1 charge between $ 75 and $ 150 per hour on diagnosing this code to the... Transmission shift solenoid a 3rd n 4th gear codes up for casual reading the problem is detected the! Hour of labor isn ’ t be, that ’ s where it can lead to higher on. Return this common fault code if a problem is in the transmission slipping things... Powertrain code in mind forum a forum community dedicated to Jeep Grand Cherokee showing code P0740 - torque Clutch. No sticker on the housing version 2.0 now from the transmission is one of the most common transmission codes. More vulnerable pieces of wiring on a vehicle conclusion without inspecting the transmission operate at a temperature. Limited has CEL on, code is a diagnostic trouble code ( DTC for! Perform the Check engine Light diagnostic for $ 94.99 vary … 3-4 shift MalfunctionThis diagnostic trouble code ( )!