47rh overdrive problems. The instructions are at the bottom of this page.

47rh overdrive problems. Some of the most common problems with this transmission involve being stuck in a gear, failure of the torque converter to lock, or hard shifts. Before the rebuild it started acting up along with the torque converter lock up so I put them both on ground switches and ran a 12volt wire to the plug. My 1995 Cummins Auto tranny didn't want to go into Overdrive. I just had a few questions and would like some second opinions. I just bought a ‘97 12 valve Jun 2, 2015 · Necessity is the mother of invention! I tried many different avenues to control my 47RH overdrive and lock up solenoids. Trans will now go into OD with a new OD accumulator spring. Introduction to the 48RE Transmission: The Chrysler 48RE transmission beckon back to the 727 TorqueFlite transmission of the 50’s and 60’s. (3) . If I remember right, the one towards the front of the truck controls the torque converter lockup clutch and the one towarsd the rear of the truck controls the OD. Aug 30, 2019 · In this area, A518 is a lot better thanks to the introduction of the overdrive gear on the output shaft. To my disbelief my tranny still didn't Jan 5, 2008 · Shifts fine up into overdrive with no problems. com Forums Interesting pressure testing info: 47rh problems - Moparchat - Home of MOPAR enthusiasts worldwide! Good governor info: moparts: 46RH trans/governor question Some good info on trans issues: APS Precision Mfg, LLC Feb 11, 2017 · 47RH problems after rebuild. Fluid Level Low. Typical problems 47RH Transmission and Torque Converter. Feb 25, 2013 · 14. Nov 13, 2021 · 47RH / 618 overdrive made to work without a computer. The alternator on early 24v trucks was improperly shielded as was the ECM/PCM. Dec 22, 2023 · motoparty OD Overdrive Spline Alignment Tool for 46RH / 46RE / 47RH / 47RE / 48RE Dodge Diesel Recommendations Orion Motor Tech Clutch Alignment Tool Kit, 11pc Universal Clutch Centering Tool Set for Clutch Disc Alignment, Heavy Duty Metric Clutch Plate Alignment Tools with 3 Spindles for Car Light Truck SUV Aug 22, 2010 · Most likely the problem we are having is electrical. In a nutshell the 47RH was an upgrade with an overdrive from its predecessor the 46RH. Remove overdrive unit and rebuild Oct 10, 2022 · The 47RE transmission in these trucks is not a favored transmission among Cummins owners. I am not sure how the 47rh responds to a loss of VSS. The 47RH was developed based on the 46RH, but with many improvements and revisions that rendered the transmission suitable for Cummins turbodiesel applications. Last 45 miles it shifted smooth and on the way to my granny guy. Oct 16, 2010 · 77 Dodge Xplorer 307 Frank Ind 26-ft 4x4 Class A Motorhome 1st Gen '93 Cummins swapped in, 47RH/NP241, stock turbo, PS intercooler, ground fuel pin, starwheel, fuel screw turned, 366 spring, BHAF, M&H DTA, 4" downpipe, DNA muffler, ARB Lockers, 17500# winch. See the 3rd gear is a shifting clutch so it takes the abuse on the 2-3 shift, Not to mention the fact that your usually turning over 1800 rpm's under full boost. Hi, I’m new to posting in this form but have read a lot through here so thank you all; y’all have helped a lot already. net 1981 F350 97 12v, 47re with E-TransControl, Dodge Dana 60 with free spin hubs, Dana 70, B&M Mega shifter, DAP 5x12 VCO's, Water Methanol Jan 29, 2011 · Lumpdog nailed it! There were 2 separate problems. Check ball bleed orifice. lately if i take off with overdrive off it will lock normally at 36 like it use to but kick out Oct 31, 2021 · When I'm in overdrive, and go to WOT, it will drop out of overdrive and the rpm's go to 3000 and starts to spit and cut out a bit. Warranty: May 2, 2016 · Just all 3 servos, both bands, reverse drum, overdrive solenoid, clutches, steels, handful of gaskets, orings and other materials, torque converter, fluid and filter. The Tech Article "47RH Tranny Troubleshooting" was my savior. There is a toggle for both switches to work in an automatic mode that works properly. Warranty: Dec 3, 2010 · Howdy all . It's very easy to add kickdown with a switch on the throttle, but with the installs I've done it hasn't been necessary at all. The charts provide general information on a variety of transmission, overdrive unit and lockup torque converter fault conditions. These problems are known to make successful mods to this transmission nearly impossible. I'm using a 47rh. I was able to fix a couple sensor issues from that article. 00. Feb 26, 2019 · My 47RH simply would not go into overdrive. I've been in the middle of a 4bt project for quite some time. A little of my history. I just bought a ‘97 12 valve Jan 2, 2010 · 47rh problem? Thread starter rattlebox93; Start date Jan 2, 2010; R. May 24, 2010 · This post is meant to complement The "47RH Tranny Troubleshooting" Thread under the TECH Articles. The COMPUSHIFT Mini Overdrive and Torque Converter Lock-Up Kit for Chrysler is a standalone plug-and-play system designed to control the torque converter clutch lockup and the overdrive on Chrysler A500/42RH, A518/46RH and 618/47RH transmissions. This happens over time when the Lugs of the Steel Plates ride inside the grooves of the Drum. I tried the dodge ECM and the pressure switch route before settling on toggle switches. Sep 23, 2017 · A simple test to confirm is to when you are having the problem to unplug the alternator on the little two wire p;lug on its back. After the 3-4 shift: Overdrive steels are splined to the case; the overdrive clutches are splined to the sliding hub. Now with adjustable vacuum switch. ) Cost $85. Apr 13, 2017 · 47RE no overdrive. The most common side effect of this is a confused transmission and a schizophrenic TPS. Chrysler 47RH & 47RE 47RH/47RE Transmission Specs & Ratios. 15. Being that my wife had to drive the vehicle a great deal when i first put it all together, i felt it better to pursue other options. All differences and modifications consist in the increased number of gears and addition of the torque converter and the block of solenoids. I still only occasionally have overdrive. The instructions are at the bottom of this page. It ran good for about 150 miles, shifted smooth, trans ran 140-150*, downshifted when I got off I-40 and never stayed in overdrive for the next 200 miles, with on and off resetting of the pcm. :homer: This is why pirate ppl rock! Thanks a bunch. (FROM NEUTRAL TO DRIVE OR REVERSE). The 47RH and later 47RE automatic transmissions are found in 1994 to 2003 model year Dodge Ram pickups. All other shifting was good and normal. May 22, 2011 · Lock-up and overdrive are controlled via a pair of adjustable hobbs switches plumbed into the governor port on the 47RH. 07 gears, d300 t-case, 47rh, fresh rebuilt 4bt, head ported and studed, ran out of money, goal is fuel squeezer with pep and bullet proof reliability 47RH / 47RE Overdrive Direct Drum 2 ID High Capacity, Closely Inspected, 2 ID Groove Drum This Fits All A618 / 47RE / 47RH Automatic Transmission Applications These Drums have problems with witness marks on the Grooves inside the drum. I've heard a complaint of OD/LU kicking on and off with rapidity. I see it as a problem that I can't get the two pressure switches isolated on their own switch. 054”, 10 clutches, 0. DODGE UPDATED OVERDRIVE SNAP RING A500 A518 A618 44RH 44RE 46RE 47RE 48RE 46RH 47RH 48RE. The 47RH transmission was used on 1994 and 1995 Dodge Rams behind the Cummins and V10 engines, and is hydraulically controlled - for the most part. (11-25-06. He said they could be dressed up with a digital display to tell you when OD and LU were on etc. Save Share The COMPUSHIFT Mini is a standalone plug-and-play system designed to control the torque converter clutch and overdrive on Chrysler A518/46RH and Chrysler A618/47RH transmissions. Oct 28, 2008 · Its a Goerend trans and my TPS failed a while back so i did the POT mod and never had any problems at all until now. I've used a couple 47RH's this way to date without any kickdown. - Problem #19 - Overdrive Direct- Problem #20 - Overdrive Brake - Conclusion to the 48RE Transmission. Have not checked pressure yet. Everyone says it is usually the TPPS but I have swapped it out with one from my other truck that shifts into OD with no issues and it did Aug 10, 2013 · I think components are going to be $100-$150 plus the assembling/box. The overdrive on/off button does not light and has no function when this occurs. Pressure switches are the way to go for me. Overdrive Clutch Pack Worn. Apr 4, 2020 · Transmission has been built up, converter, billet input etc. The diagnosis charts provide additional reference when diagnosing a transmission fault. We have a 1995 Ram 2500 with the diesel and the 47RH trans . The transmission overdrive (OD) and torque converter lockup (LU) are actually electrically controlled by the Powertrain Control Module (PCM). 1. However, it is really late to go into overdrive and if I don't run +75mph, it comes out of OD and redlines Sep 1, 2013 · 7 posts · Joined 2013. He had a reputable local builder do the transmission approximately 1,500 miles prior, but wanted a 5 speed instead. But I do have overdrive and that works just fine. Valve body seems in good shape. 00 Qty 12345 Overdrive 44 MPH48 MPH Converter Lock-Up 50 MPH52 MPH Aug 18, 2010 · I recently have been having problems with my 47RH as do most but i was recently hauling some machinery and my overdrive went out or so i thought I have been doing alot of searching on my transmission and found alot of problems come with the TPS which is way overpriced i sure wasnt going to pay 200 for one of those plastic pieces of crap. Nov 9, 2014 · 47rh LU and OD control. O/D Check Valve/Orifice Failed. Save Share Jan 2, 2010 · 47rh problem? Thread starter rattlebox93; Start date Jan 2, 2010; R. It is one of the eldest living dinosaurs in the transmission community and despite its many Overdrive and Lock-Up Kit for Chrysler. My truck will shift fine in 2H with the VSS not working - unplugged. Jun 12, 2022 · OD and "4th" are the same thing - the 47RH is a four-speed transmission, with the fourth gear being OD. That solved my problem for about a week. As a result there is a lot of electronic "noise" bouncing around in the engine bay. . Still using the pressure switch, I've thought about putting Our Minimum Requirements for 47RH Builds & Core Exchanges – 5 pinion steel front planetary – 5 pinion steel overdrive planetary – 4 clutch direct drum – 5 clutch overdrive brake clutch – overdrive direct – 9 thin steels 0. I just saw this kit on the Internet by the copy cat competition for $1654. Our Minimum Requirements for 47RH Builds & Core Exchanges – 5 pinion steel front planetary – 5 pinion steel overdrive planetary – 4 clutch direct drum – 5 clutch overdrive brake clutch – overdrive direct – 9 thin steels 0. In the 618/47RH, the internals are stronger allowing it to handle more torque and horsepower. Dec 4, 2018 · The overdrive units are weak, and because the 3rd gear clutch pack is a common failure point. SLIPS IN OVERDRIVE FOURTH GEAR 1. I just had the trans rebuilt about 4,000 miles ago , ( the truck has 266,000 + miles on it ) and suddenly , out of the blue , no overdrive ! Jul 30, 2016 · Having an intermittent problem with my 1995 12v lately. 2. He was gracious enough to give me the entire transmission, as well as take the overdrive unit to the builder to have it Oct 10, 2022 · Common Problem #1: Solenoid & Sensor “Generally when truck owners complain of the truck getting stuck in first gear in 47RE electronic controlled transmissions, there is an electrical problem in the valve body with the governor pressure solenoid,” says Terry. Then drive it on the batteries for while and the problem should go away becasue no ac is being produced by the alt. 3K rpms and still wouldn't go into overdrive. 2003 F150 SuperCrew XLT; 120 HP VE Pumped (Denny T stage II Fuel Pin) 4bt intercooled; Fresh 47RH tranny with valve body modifications! Daily Driver. The special washer on the overdrive section was the wrong size. It's loosing overdrive while driving down the road and also the ac stopps cooling at the same time. Feb 9, 2014 · 1994-1995 47RH automatic transmission troubleshooting chart. It's possible the OD solenoid failed - if you download the free factory service manual (check the stickies at the top of this forum), you should find testing procedures (and overall shift-control theory of operation). I know this topic has been exhausted extensively on this forum and forums alike. rattlebox93 New member could it be and overdrive and lockup soulonoid? M. Which by doing so I’ve bypassed the pcm and all the sensors. This 4 speed automatic transmission was designed for use in the Dodge Ram 2500 and 3500 series pickup trucks between the years 1994 and 1995. Then a couple weeks ago, I lost the lockup. Add fluid and check for leaks. The overdrive gear provides a drop of 30% in RPM and subsequent fuel savings. The tranny guy and I found in his Chrysler "bible" that the pcm looks at tps, temp, vss, and nss Mechanical: overdrive overrunning roller clutch was installed backwards by yours truly, me. However after so long of cruising around 70-75 mph on the interstate all of a sudden it will shift down into 3rd for some damn reason and then when I give it some throttle will shift right back into overdrive. 1996, dodge 2500 slt, 4x4, club cab, auto, long bed, chevy 1 ton wheel cylinders, turbo silencer gone, Diamond eye 4 inch turbo back, 99HD steering, spicer eso66 Dec 4, 2018 · The overdrive units are weak, and because the 3rd gear clutch pack is a common failure point. Oct 18, 2007 · A buddy of mine recently did a 5 speed swap in his 94 4x4, as he had problems with overdrive in his auto. Jan 26, 2016 · I first had problems with no lock up and no overdrive. Jump to Latest The special washer on the overdrive section was the wrong size. 070 steels, (1) 47rh stepped Forward clutch pressure plate Aug 10, 2013 · 76 International Scout Traveler with d44 front, ford 9" rear with 3. The 47RH transmission was originally built by the Torqueflite company in 1994. Made for diesels without vacuum - PATC - TransmissionCenter. Overdrive Piston Seal Failure. 10 years and no repeat. with o/d off it always locked in third about 36mph, with overdrive on it always shifted to overdrive at 36 and locked at about 46mph. Electrical: neutral safety switch was bad. Check for free movement and secure assembly (in piston retainer). -Then a toggle to switch the overdrive on which when I switch it both switches activate at their set pressure to come on. I have a manual lockup switch and this happens with the 47rh locked up. I can manually lock the converter in 3 when this occurs. Let off the pedal it will upshift again, then no problem. One issue I've been looking at is controlling the lockup and overdrive. This is a direct replacement snap ring, the Original waved snap ring breaks which is a very common problem, This Replacement fixes this common issue. At speed/pressure 'x' the respective switches close, completing the ground circuit, activating the lock-up and overdrive. So I replaced the solenoid set above the 3-4 accumulator spring. Thi Aug 13, 2020 · 47rh problems If you don't have the factory service manual, there is a sticky at the top of the forum with links to download it. The lower RPMs also leads to less wear on the engine and less noise. The system uses a miniaturized version of the same control software and electronics as the COMPUSHIFT II . #1 · Sep 1, 2013 (Edited) Hey all, I know this seems to be a common issue but my 1995 dodge ram 2500 cummins is not shifting into overdrive and the TC is not locking up in 3rd gear. Feb 9, 2011 · Between 3-4 shift, after the direct clutch disengages and before the overdrive clutch engages, power is transmitted to output shaft directly through the overrunning clutch. Lately it developed a problem, transmission shifts normal, but once it shifts into overdrive it won’t unlock unless transmission is shifted into neutral. May 14, 2011 · Your new 518 will have automatic shifts into overdrive and lock-up, no toggle switch needed. And the overdrive piston retainer was worn out as well. 1995 3500; pacbrake exhaust flange, 4" exhaust; turbo booster elbow; pan-off trans kit with towing valve body and deep alum pan; alum (add fluid) rear end cover. (5 13/16″ outside diameter) Jul 31, 2011 · My problem is getting it in overdrive. Once overdrive and lockup come in if you smash it to the floor it accelerates better to hold that gear than drop down most of the Mar 11, 2024 · Never did figure problem out. mondtster New member. PDATED STYLE Overdrive Direct Clutch Waved Snap Ring. Overdrive & Lockup Solenoid for Dodge 2500 & 3500 Trucks sold by MTS Diesel. "RE" Internal Wire Harness With Lock Up Solenoid & Overdrive Solenoid 2000 Up Overdrive Shift Accumulator Spring / 3-4 Spring Heavy Duty "RE" Governor Pressure Sensor Upgrade For Transducer Fits All 2000 Up Models A518 / A618 New Output Speed Sensor A618 / 47RH / 47RE - Wire Harness Repair Kit for Speed Sensor Apr 13, 2017 · 47RE no overdrive. Common problem with 47RE & 48RE transmission is to lose Overdrive {4th} gear or Overdrive & Lockup Solenoid 96-99 47RE Transmission; Common problem with 47RE Transmission is to lose Overdrive {4th} gear or Lockup of torque converter; Common problem is transmission temperature gauge quits working; This solenoid corrects all 3 of these problems; To replace this solenoid you must remove pan and filter. Feb 6, 2008 · Do it however you want. Aug 19, 2008 · And another of a 47RH: 47RH rebuild A 42RE rebuild with some pics of good wear and tear: 42RE rebuild - MallCrawlin. Feb 11, 2017 · 47RH problems. Turned out to be a broken OD accumulator spring. The design of the A518/A618 and 46RH / 46RE / 47RH / 47RE / 48RE transmissions is based on the same principle. 096 frictions, (6) . Dec 14, 2009 · 47RH Tranny Troubleshooting. Voltmeter test is with a good meter with a 2 volt scale. 14. 064 frictions. Doesnt try to lock up at all, cant lockup w my switch. Both of these issues happen when the tranny is above 130 degrees. Feb 27, 2017 · My truck is a 47re, not a 47rh. Lock up and overdrive controlled by pressure switches with manual override switches. 215” pressure plate. May 20, 2016 · Scraped all visible grounds to bare metal and sealed them. It is quite possible that the PCM substitutes the OSS (output shaft sensor) for the VSS and keeps on chugging. I assume an electric connection bounced. Replace both seals. Aug 20, 2012 · What is the next step here? checking the wires that go to the overdrive solenoid and fro the tps to the pcm? oops wrong section, if a mod could please move this, that would be great. Nov 14, 2016 · Overdrive/Brake Clutch - (6) double sided frictions and steels from 47rh, (1) 48re stepped Overdrive reaction plate 3rd Gear Direct Clutch - (3) double sided -. 085” stepped to 0. I also have switches in the cab to disable the curcuit in case I want to prolong the particular gear. "RE" Internal Wire Harness With Lock Up Solenoid & Overdrive Solenoid 2000 Up Overdrive Shift Accumulator Spring / 3-4 Spring Heavy Duty "RE" Governor Pressure Sensor Upgrade For Transducer Fits All 2000 Up Models A518 / A618 New Output Speed Sensor A618 / 47RH / 47RE - Wire Harness Repair Kit for Speed Sensor 028309, 46RE / 46RH / 47RE / 47RH / 48RE Alto Rear Housing Overdrive Piston Retainer Kit quantity Add to cart SKU: AT 028309, CC A22634B, a14 ra b1 Categories: 46RE / 46RH , 47RE / 47RH / 618 , 48RE , Dodge Tags: Manufacturer: Alto , Pistons , Retainers Feb 25, 2010 · On a 1994/1995 transmission, the 47RH, the only wires inside go to the solenoid assembly. According to my downloaded copy, circuits T13 & T14 connect the output shaft speed sensor to the PCM (cavities B25 & B28 respectively) - it doesn't mention any difference for 4WD. The lock up works fine no problems. whcuj veiyxe jdfb fixu goefv yabz qzobfj pypryuzl ojjtrxe mtouoe