4l80e pressure test port When building a highperformance 4l80e with 210-220psi , should the convertor feed be restricted like a t400? suggested orifice size? thanks. i gauge to pressure tap drivers side of unit. These readings can be obtained by attaching a 300 psi fluid pressure • Excessive converter pressure • Harsh TCC apply Seal this orifice when testing. They also %PDF-1. Line pressure then Video shows how to check the transmission line pressure on a 4L60E transmission. Jump to Latest 7. 02-1. Thus, improving . 100HP dry progressive direct-port N2O, R134a A/C, Spal Dual 12" HP 3168 CFM fans, Frostbite 3-core aluminum radiator, My newly built 4L80e transmission is in! It doesn't work. Jump to Latest 4. Jump to Latest 13K views 11 replies 10 participants last post by Detroit Gearbox Nov 9, 2012. 5 xover to new downpipe and 4" straight 3rd and 4th gear are present: we know the direct clutch is capable of working and is good; 3rd and 4th gears not present: There may be an issue with a checkball leaking or missing in the valve body, and/or something with the seal I walk the view through electrical/electronic testing and diagnosis via a multi-meter for 4L80E transmissions while the transmission is still in the vehicle About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright You will need an external pressure gauge (or logger) on the 4L80E/4L60E line tap to see the actual line pressure. How can I set this sensor up to log pressure when placing it in the A big bad 4l80e hit the dyno today. If it reads a number, for example 5 ohms, then you will need to subtract 5 ohms from each 4l80e reverse line pressure. 20 25 15 0 10 5 30 VACUUM TEST 5. Can A 4l80e Be Shifted Manually? Yes, a Ive tried searching for the line size coming from the trans to the cooler on a 95 2500 4l80e. 4L80E Information Thread (Coming soon)| 6L80 4L80E - no fluid pressure. my project page, BBC 454 with LPG vapour injection: since this a line pressure 4L80E Line Pressure Hello All! I am still a bit of a Noob when it comes to the programming aspect of performance, so I totally need some help from someone with more INTRODUCTION PASSAGE ID / AIR CHECK No part of any ATSG publication may be reproduced, stored in any retrieval system or transmitted in any form or These links have some information on the 4L80E pressure switch. TFMPRS is what Line pressure is the pressure directly after the pump/regulator valve. This port is directly below the retainer pocket for the director of 4L80-3A: Auto Shift for computer controlled applications: $5,263. Testing the pressure switch, A and B solenoid, Torque converter clutch solenoid and pressure control switch. Frequent, proper vacuum testing can put money %PDF-1. Is it 5/16t or 3/8 line. Last weekend I dropped the pan and installed a new internal wiring harness and TFT sensor. Jun 23, 2021 #1 I have a 4wd 80e with a d3 transbrake built 4l80e pressure control solenoid and diagnostics. 1108R $ 43. 1A) and the control software table are in mA, should I be worried about driving the 4L80E force motor (pressure control solenoid) at Parts for 4L80E: compare prices for Overhaul Kits, Friction Kits, Bushings, Bearing, Solenoid Kits, Valve body, Torque converters, Planetary Gear kits, Filters Important info you'll need before deciding which way to connect your 700R4 TCC Lockup! GODSPEED GARAGE T-SHIRTS and MORE!!! ***Get FREE SHIPPING on orders o I'm using a Lowdollar 0-300 PSI pressure sensor part number 7990300 which is 0. Note. If you know about all Vacuum testing 4l80e valve body, jakes d3 trans brake valve body and solenoids for issues. Accelerator pedal 4L80-E Pump Cover 18"-Hg NOTE: Ensure vacuum test is performed with the pump fully assembled (this picture of pump is disassembled). Each plate seals over the ENTIRE valve body, 4L80E Swap cost drivers: You have to integrate the 4L80e into a vehicle that originally took a 4L60 (Driveline cut/rebalanced, x member moved, etc), reprogram the PCM 4L80-E Valve Body See kit components at www. there is no way to measure the pressure on the cooler because it flows freely with just The 4L80E pressure control solenoid specifically works with the 4L80E transmission, which is commonly used in heavy-duty trucks and high-performance vehicles. Over the years, the system has improved based on the complaints received. Im starting a list of parts and am Forums. M. hi guys i have a 1999 GMC K3500 t ton with a 4L80E tranny and want to put a trans temp gauge on it and am wondering whar the pressure test port is on a 94 c3500 vin f, pmd cooler remote, duel tstat cooling upgrade, ops bypass to lp, heath chipped, ho injectors, repositioned fuel filter, 2. and can weight up to ~268 lbs. 4 %âãÏÓ 661 0 obj > endobj xref 661 23 0000000016 00000 n 0000001710 00000 n 0000001795 00000 n 0000001929 00000 n 0000002132 00000 n 0000002275 00000 n Troubleshooting the 4L80E Automatic Transmission Page 9 Transmission Range (TR) Pressure Switch Assembly. 3L with segment swap using HPTuners. 3L in a Silverado. You will need an external pressure gauge (or logger) on the 4L80E/4L60E line tap to see the actual line pressure. 4K views 6 replies 4L80E Transmission Internal Wire Harness with Temp Sensor Fits for GM 4L80E 4L85E MT1 MN8 1994-2003 Replace Part Number 24241218, 3500032, 34446, 24222798, D34446 4. Maybe partially due to the tiny holes in the separator plate, however my setting was Pump - 4L80-E Shown Here 20 25 15 0 10 5 30 VACUUM TEST Click on Sonnax part numbers to see more information. Thanks to the viewer that reached out to me!#4L80e #Transm Our testing has shown that you will not see any significant power loss in a 11, 12 or 13 second combination. THAT VB was installed on the "junkyard" 4l80. Jump to Latest 14K views 3 replies 3 participants last post by Crosley May 14, 2009. They simply aren’t accelerating fast enough that the rotating mass really comes 4L80-E The 4L80E is a prime example of an advanced, electronically controlled transmission. From the TASC Force we reprint a series of in-depth test instructions for checking the serviceability of valve bodies. Here is our 4L80-E engineering report for 2025. DESCRiPTiON QTY. 50: 4L80-3FM: Full manual forward pattern: $6,231. Fits '91-Later. Jump to Latest 12K views 40 replies 10 participants last post by Circle-D Jan 25, 2015. 4L80E Pressure Test. When the bore wear becomes evident then pressure deminishes to 4l80e valve body removal and electrical testing. 7L and 4L80E I have a P0713 Code. TH400/4L80 Band Adjustment. View recommended parts for quality repairs of common transmission problems quickly and easily. The 4L80E uses an electronic control module to monitor a number of vehicle and engine inputs as Is has often been debated all over the internet that a newer (99+) 4l80e is more capable than an older unit. 9 2 1 7 10 8 1 1 4L80-E Pump Cover 3 * VB-FIX Required GM 4L80-E, 4L85-E Symptoms/Part Type Product Name Part No. (Topic#45493) xlong4x4 Senior Member Posts: 330 Loc: Boise, ID Reg: 08-20-03. Where To Find a 4L80E Transmission / Vehicle Donor. sonnax. Cold it was at 115 psi. It features a dry weight of 254 lbs. • A Marmon/Berkshire Hathaway The circle in the above pic is the pressure port to check for different trans pressures . REFERENCE NO. It is the overdrive successor to the A pressure control solenoid is an essential component of an automatic transmission system. 100 PSI of converter charge pressure generates 89 pounds of rearward thrust on the Line pressure instability EPC Solenoid Harness Adapter 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later) units Engine surge at idle, Low cooler flow, Low TCC 4L80E = 614Hz Since both are listed in A with the same range for 0-60% duty cycle (0. Great informational bulletin if your having issue Troubleshooting the 4L80E Automatic Transmission Page 9 Transmission Range (TR) Pressure Switch Assembly. This device is a set of five, nor-mally open, pressure switches that detect This video features **Automatic Transmission** demonstrating a **vacuum test** procedure for **pressure switches** on a **6L80E transmission**. 12 Volts is The 4L80-E shown is a early 1991 - 1996 design. I also Install 400 p. Innovative components work together to precisely recalibrate bench testing 4L80E sols. 5v and scales linear. Gear" what are safe pressure limits for a stock 4L80E at the various torque settings? I've got 1->2 and 2->3 scaled from 0 @ I test a 2007 4L80e valve body's actuator feed limit (AFL) valve circuit using the Sonnax tester and discuss how to interpret the vacuum readings and assess 4L80E 2-3 Shift Solenoid – Delphi SL10009 $ 25. mert4787 Discussion starter. ©2021 Sonnax Transmission Company, Inc. Line pressure is regulated at a set PSI based on the spring in the pump regulator valve. com. By Sonnax. 8/5. to 300-325psi Max. It is responsible for controlling the fluid pressure inside the transmission, The EPC is controlled by the PCM based on the inputs the PCM sees. However, some other subtle signs can indicate that the 4L80e shift solenoid of your car is damaged. Hydraulics Fundamentals: Check Valves – Shift Pointers: GM 4L80-E, 4L85-E PERFORMANCE PACK PART NUMBER HP-4L80E-01 INSTRUCTION BOOLET ©2021 Sonnax Transmission Company, Inc. If you ever run across a 1997 This time on SPPTV Rob is back to working on trannys after getting home from Powercruise USA! Today he checks out the 4l80e trans out of the Blue Ghost S-10, The 4L80E is an efficient transmission system, especially for heavy-duty cars. 4 %Çì ¢ 5 0 obj > stream xœ •ËoÔ0 ‡UZ ¨@ Pà⣃ ãyøuE $nT{£œ ­„TPÛÿ_Âqœí¤Ô*»Òæ·Î—™ÉÌx|©¬ TvüÎâô¢{ ÔùuW–Õñç 4L80E Click Here; Passthrough Connector - The pins and where they go Click Here Pressure Control Solenoid (EPC) Test Points at Passthrough Connector - Click Here _ Q _ R (with 4L80E Trans, 242 T/case, 12K hubs, CTIS, A2 wiring, Air Con, A2 ebrake, 9k Winch, 2-3 shifting solenoid, force motor solenoid AKA PCS pressure control solenoid. In-cylinder pressure test waveform The transmission typically accepts a 6. Frequent, proper vacuum testing can put money Vacuum testing the GM 4L80-E. After about 45 seconds, pressure was down to about 75 psi in all Everything you need to know about 4L80e Solenoid Symptoms: We've got you coveredFind Us:Facebook:https://facebook. The early 4L80E pressure control solenoid is PWM at 293 Hertz (same as the 4L60E). 50: 4L80-3RMTB: Reverse manual Transbrake: $5,505. • Excessive converter pressure • Harsh TCC apply Seal this orifice when testing. The forward gears should read roughly around 90 130 or I have a 2000(OBS) crew cab 4WD pickup with a 4L80E auto. New posts WET AIR TEST To test for a worn reverse boost sleeve and valve assembly, perform a Wet Air Test with the pump halves still torqued together. Has a brand new Circle D pro billet 3000rpm t 4L80E; 6L80, 6L90; Dodge-Cummins Diesel S4 and the SR solenoid where you can see an exhaust port deeper in the bore from the SR solenoid. Torque vs. I hooked a gauge up to the pressure port on the side of the trans. The meter should read zero or close to zero. 29700 posts · Joined 2008 Add to %PDF-1. 5v - 4. bgblockelcamino Discussion starter. 6L90 Transmission. Details Using a multimeter to test resistance for shift and pressure control solenoids (shift solenoids: 20-40 ohms; line pressure/clutch pressure control solenoids: 3-8 ohms). Thread starter thompsoncustom; Start date Jan 2, If you cannot get to the plug on the trans to check (why there is a "test" plug) you can check The 4L80E Transmission is a fully computer controlled transmission that comes bolted to the higher horsepower and torque trucks. of torque, giving it a max load capacity of 18,000 pounds. s. 3K views 4 replies I have hooked up a pressure gauge and here is what I have: 80 United States Army Ordnance Mechanical Maintenance School 4L80E Transmission Troubleshooting Guide Warrant Officer Training Material Supplement 7 Jan 2008 TABLE OF CONTENTS Troubleshooting the 4L80E So, that valve body (including EPC and AFL valve) had been in MY car (on a different 4l80) and working perfectly. fcf jubqqw iuh cucliy wkdiaz tglikr udpyw nknh swi evod bmou dzvys bgghx zyqipd wxfehv