Old kohler efi engine problems pdf 2. The ECH440 starts like your car, with no choking. Replaced both coils as to me it was acting like a coil going bad. KOHLER COMMAND PRO EFI. 300-Hour oil and oil fi lter change intervals are exclusive to and only authorized on KOHLER engines that utilize both the KOHLER PRO 10W-50 Synthetic Oil and Aegis ELH775 engine pdf manual download. Dia. The 29 Hp Kohler EFI engine is a popular and reliable choice for commercial mowers and other heavy-duty equipment. Troubleshooting a starting problem could be caused by an empty fuel tank. The CEL is on and I've deciphered 2 codes and they are 0174 and 0171. 1. Now new tps sensor does not fix it, and I have no kohler dealer in my area anymore. ground the ignition kill circuit. I've been watching this thread as I'm having trouble with a Kohler engine as well 1. This is a replacement engine newer design with about 800 hours. So problem is I turn the key starter relay clicks and it with turn over motor no problem. Some general common causes of EFI engine troubles are listed below and vary by engine specifi cation. Haven’t had them long enough to have any issues, cannot speak to them other than they have a nice appearance and seem to be as easy to service/repair as the Kohlers, while sounding better and having slightly better power response to old changes. Kohler engine problem Tech Support Forum. Download Table of Contents Contents. Troubleshooting Common Kohler Engine Problems 1. I changed the air filter, gas filter, I started running HO gas this week, on the second tank. Also for: Command pro efi ecv940, Command pro efi ecv980. I have a Toro 74240 62” deck with a 26 hp EFI Kohler motor. Also for: Command pro efi ecv860, Command pro efi ecv870, then select Specs tab. It seems to run fine when you remove the load from it. New Engine Kohler Command Pro EFI ECV-880 (33 HP) Family FKHXS. Find common problems, get help from our 13,000 dealers worldwide. Command PRO EFI PCV680 engine pdf manual download. Performed initialization process as outlined in Kohler service manual. Additional support and information can be found here: https://kohler-efi. It provides testing instructions for the fuel pump module and the pins that you need to check for power and grounds as well as troubleshooting charts for the various EFI components The Kohler Diagnostic app has been developed to run on smart phones and tablets using the Android™ operating system. Engine was smooth but just down a little. pdf . Engine damage could result from insuffi cient lubrication. problem started 2 years ago, tps sensors would fix it then 2. 7. To diagnose and fix problems with the 29 Hp Kohler EFI engine, it is important to perform regular Related Post: 5 Common Kohler 27 hp Engine Problems: What You Need to Know. I can bleed the fuel line , and it helps a Ok, I’m pretty sure I’m settled on purchasing a scag cheetah 2. Use these if your SORE or engine powered equipment or a part has failed due to abuse, neglect, improper maintenance or unapproved modifications. Pulled into the garage and looked at the panel and the check engine light is on. It will stay charged for maybe an hour or two of continuous use and it will drain the battery down. Place throttle control midway between slow and fast positions. why you want the KOHLER ® Command PRO ® EFI ECH440 engine powering every piece of equipment. The loom around the wiring harness could example, a starting problem could be caused by an empty fuel tank. OPERATION Command Pro EFI Kohler Engines. The dealer has one in stock that has the Kohler command pro EFI (38hp) or I can put a deposit on one that has a vanguard big block efi (37hp) but If engine will be out of service for 2 months or more follow procedure below. com. damage to engine’s EFI components. The document provides an overview of EFI fuel systems A lot has been talked about under this thread and I had forgotten about it after I was given a 35 Vanguard powered TT for my lemon 26. By admin-(Admin) Find Next File Engine Kohler KT17 & KT19 Series II OM #TP-2107-C. having issues with fuel pump flooding the engine. That engine blew up at about 350 hours on the engine 2160 on the mower. A Malfunction Indicator Light (MIL) will illuminate if problems or faults are detected. They do offer a 26 EFI Kohler (where they get 26 This is asper Kohler service manual Engine Starts But Does Not Keep Running Faulty cylinder head gasket. Eff w/LE246322 Thru MC390522R Trailblazer 302, 275 DC TM-4426 Page 7 Description Part No. Straight up this guy was talking about closure plate seal. Page 6 Store Indicator Light (MIL) will illuminate if problems gasoline only in approved containers, in or faults are detected. By admin-(Admin) Find Next File Engine Kohler KT17 & When repowering or installing a Basic EFI engine on new equipment, please use TT-5109. Kohler engine identifi cation numbers (model, specifi cation and serial) should be referenced for effi cient repair, ordering correct parts, and engine replacement. Turn key switch to START position. Kohler honored their warranty and sent a brand new engine with all the electronic governor stuff on it and everything. We currently have a 35hp Vanguard on a 8x53 sakundiak that has never gave us problems the last 5 years. when I activate the up/down I get an engine surge, when I activate the hydraulics I am now getting a cough and sputter, a small backfire today. Angle of Operation Refer to operating instructions of equipment this engine powers. The code that comes up is 0563. Has a non powered fuel pump, just the old style mechanical or vaccum pumps, fuel then goes into a fuel metering box (it was explained to me to be like a float and needle set up), then goes to the injectors. 4-2. Kohler Engines KOHLER Engines Enhances EFI Diagnostic. Dealer found no codes and fully serviced everything (fuel filter, air filter, spark plugs, etc etc. Sorry guys for bringing up an old problem but understand the situation; 1. It's worse at mid throttle then full with a load. pdf), Text File (. Sounds like a cylinder dropped out. Spark plug lead disconnected. You may notice immediate symptoms when your Kohler engine won’t crank. Continues repeatedly. I have a 28hp Kohler EFI engine that will not stay charged. Item No. However, when a problem arises within the EFI system, having a proper diagnostic View and Download Kohler Command PRO EFI PCV680 service manual online. Kohler EFI Engine Kohler Command Engine PSEP biz. Also for: Command pro efi ech980. Run engine 2-3 minutes to get stabilized fuel into fuel system (failures due to untreated fuel are not warrantable). pdf Engine Kohler Dating engines by serial number 1965-2011. Now, after initial warm up, engine gradually looses power and dies, as if it were running out of fuel. FKHXB. Faulty ignition module or incorrect air gap. Mechanic's Assistant: When did you last clean or perform maintenance on your Kohler engine? How old is it? Customer: Recently serviced but its a 2014 Conclusion. txt) or read online for free. Also for: Command pro efi pcv680, occur, be sure to check simple causes which, at fi rst, may seem too obvious to be considered. Cleared the work with Kohler and pulled the engine out. But fuel relay will not click. over time new tps sensors would only fix it for less time 3. GENERAL SPECIFICATIONS 3,6 ECV630-ECV680 ECV730-ECV749 CV26 CV735 CV745 View and Download Kohler Command PRO EFI PCV680LE service manual online. I can hear what sounds like a banging noise and I can feel like there is something hitting the floor of the tractor in the left corner right next to where you place your left foot. The dealer is a tool Kohler utilizes to repair their engines, if the tool cannot get the job done, I believe it is Kohler's responsibility to send a technician; not only to make sure the engine is repaired to a problem free state, but also educate the dealer's mechanics in protocol of resolving problems found with their EFI system. The engine on my unit did not sputter but the battery would run down. I replaced both coils with new kohler coils throttle; stop engine. 5 years old with a couple hundred hours. Fuel pump malfunction-vacuum hose clogged or leaking. 5 Oil Recommendations Kohler EFI Engine 3160EFI 3160EFI-CA 3572EFI 3572EFI-CA Spark Plug 902521 Pre-Filter (Air) 901392 Air Filter Primary 901395 Fuel Filter 901246 Oil Filter 901513 Engine Oil 902873 Drive System Oil 902873 Drive System Filter 68140 200598 Drive System Belt 200919 LH Pump 200013 200313 RH Pump 200012 200312 Long time listener first time caller. Kohler designs long life strength and on-the-job durability into each enginemaking a Kohler engine dependable Typical Command Vertical Shaft EFI Engine. after 3-4 hrs of use, it will gasp and snap and sputter like its runnig out of gas, or like its timing is off. 4 Looking at buying a Springland UTL45 45ft unloading auger. 725 Model CV730S Spec No CV730-0014 This is on a Dixie Chopper X2503. May Crank but Won’t Start: Kohler Aegis Engine users may experience that when the engine finally cranks after several tries, Check the Stay tuned for the next section of our Kohler Engine Troubleshooting Guide, where we will discuss other common problems and their solutions. Kawi makes DFI engines, Kohler makes EFI engines, which is what the OP has. Dimensions, Weights, And Operating Angles 16. Different problem so not apples to apples but the process of going back and forth with Kohler is painstakingly slow. SMART 11/16/2018 Engine Maintenance Warranty | Kohler Engines When the engine is surging at idle, you can visually watch the governor constantly move with the sound of the surging as if it is what is making the engine surge. Compression tester: Useful for diagnosing engine problems related to pressure. Intake system leak. Ensure engine is stopped and level before performing any maintenance or service. 5hp efi motor on my scag tiger cat. Classifieds; All Activity; Home ; Manuals ; Engine Manuals ; Kohler Efi Problems Kohler Engines KOHLER Expands Its EFI Technology Turf. Followers 1. Just wondering if that thousand bucks is worth it. Problem presents more under load (pto) but not always. Eric Raquet, product manager at Kohler, highlights the company's new EFI engines, which range from 14-38 horsepower. Communications with Kohler EFI engines is accomplished using the Wireless Interface Module, featuring Bluetooth® wireless technology. There are some bolts on the engine that work loose contributing to this problem. pdf - Free download as PDF File (. Most engines are still older designs, I have never heard that *any* carbureted small gas engines have been specifically designed to deal with 10% ethanol. Low permeation fuel line must be installed on all Kohler Co. pdf. Loose wires or connections that intermittently ground 2021 / Kohler ECV880 33 EFI Problem KOHLER - COMMAND PRO EFI 23HP / 26HP DELPHI EFI SYSTEM TROUBLE CODES. For the first time this season, I have had two instances where the engine just totally cut out on me while mowing, and you cannot start it back up again without Either you misunderstood him, he misspoke, or he is doesn't know what he's talking about. Customer: I have a kohler command pro ECV749 fuel injected engine on a grain conveyor. The manual states nothing about troubleshooting the engine light. When it gets under a load it acts like it is getting to much fuel, runs kinda rough and smokes. 1500 hours, compression @180 on both sides and fuel psi at 39-40(new pump and filter). Connect the Kohler EFI Electronic Interface module to a USB port on the PC, View and Download Kohler Command Pro EFI ECH940 service manual online. ECV940 engine pdf manual download. After a few minutes warming up the engine at mid range and full throttle surges. EFI | Gasoline Engines 24. Panel, Front w/Components (Figure 1-1 Item 47) If your Kohler engine is experiencing problems, remove the old gasket, and install a new one. We’ve got you covered. Acts like it's loosing fuel or spark all the sudden. 6. 3. Electronic Fuel Injection (EFI) System EFI is an electronically-controlled fuel management system which is monitored by an Electronic Control Unit (ECU). Add Kohler PRO Series fuel treatment or equivalent to fuel tank. Engine Speed NOTE: Do not tamper with governor setting to increase maximum engine speed. I have had the rectifier, stator, and battery replaced. I have a Toro LX465 with a Kohler Courage 20HP single cylinder engine with a problem. The weather has gotten cold so I am not sure if that is causing the problems or what. diagsys. Hi All, I have a Kohler ECV749-3043 engine in a 2017 Scag Tiger Cat 2. Engine Kohler Dating engines by serial number 1965-2011. The document provides an overview of EFI fuel systems, including: Troubleshooting guides for common problems like oxygen sensor errors that can cause code 13 to appear. Kohler ECV749 3046 EFI Vertical Engine Replaces Old. 2 Whatever the job or power range, the KOHLER ® Command PRO ® 999 cc engine—models from 32. I think I found the service port at the rear of the mower( tiny thing) , but i dont feel that i am doing the tps procedure right because there are no blinking lights when i think im done. The best Kohler offers a 3-year guarantee and easy-to-understand manuals for your engine. Some general common causes of engine troubles are listed below and vary by engine specifi Engine Runs But Misses. Starts fine, runs fine for a while then suddenly drops power. Also for: Command pro efi with a good understanding of system and sensor, it is possible to diagnose many Pin B sensor problems in fi eld. Faulty or misadjusted throttle controls. I have done the ecu reset procedure The idle improved but no change in the surge. ECU - The first EFI units built by Exmark (also sold under the Toro brand) had the ECU located on the underside of the engine-mounting panel. Tried two different relays same problem. 7252GC Displ. 300-Hour oil and oil fi lter change intervals are exclusive to and only authorized on KOHLER engines that utilize both the KOHLER PRO 10W-50 Synthetic Oil and Customer: kohler ech730. Faulty spark plug(s). Command Pro EFI ECH940 engine pdf manual download. I am having a problem with my exmark x series with the kohler efi 29 hp model ecv 749-3014. It's a Kohler CH 26 with EFI. Command PRO EFI PCV680LE engine pdf manual download. Weld, Power, And EFI Engine Specifications (Kohler ECH-730) 15. Also for: Command pro efi pcv740, Command pro pcv680, For example, a starting problem could be caused by an empty fuel tank. It has become hard to start and when I do get it running at full throttle it surges quite a bit. You are responsible for presenting your SORE or engine powered equipment to a Kohler Co. Poor quality of fuel. Finally, the dealer added another ground wire which solved the problem. Multimeter: A must-have for electrical diagnostics. That's great to hear. Use these Listed below are Kohler engine service repair manual in Adobe PDF format that you can download for free. Both reference a possible clogged fuel screen among other EFI related problems. If noise persists, take engine to your local Kohler authorized dealer. We just got a shipment in of the new Kawasaki EFIs and they sound PHENOMENAL. EFI one is a $1000 more. Kohler Engines has published CO2 values on KohlerEngines. 8242PD Displ. The warranty repairs should be Closed-loop EFI engines start extremely well no matter the outside temperature, and is highly touted for its very fast response to load and good fuel economy. KOHLER COMMAND PRO ECH749 SERVICE Kohler 26hp EFI fuel problem. 824 Model ECV880 Spec No ECV880-3012 Old Engine Kohler Command Pro 25 Family 3KHXS. I personally have owned and operated a Kohler closed-loop fuel injected mower since 2006 without any (and I mean zero) fuel delivery, or fuel related problems. 8242PD. Release switch as soon as engine starts. I just installed a new long block in my Walker Mower. 520 hours on the mower. If starter does not turn engine over, shut off key switch immediately. A closed-loop EFI engine should feel more powerful than the same engine with a carburetor due to its faster response time when sensing additional load. It was down for about a month, Dealer says they are 3 to 4 weeks out and swamped. Refer to operating instruction of equipment that this engine powers. However, it's new, but it could be a Command PRO EFI ECV850 engine pdf manual download. Here is a link to the service manual. all This document provides an overview of the Kohler EFI Diagnostic Tool. I have a new gas Kohler 38 on the mill. Both Kohlers. Toro® recalls equipment with Kohler Engines. occur, be sure to check simple causes which, at fi rst, may seem too obvious to be considered. I figured this shop had 2 goes at it now so I rang Kohler Australia and he put me onto another shop that does a lot of work on Kohler gear. Just not sure what to look for. Which is why non-ethanol gas is much better for these engines, and why ethanol is such a big deal/problem for these engines. Redesigned to feature the latest engine cooling technology to help you figure out what the problem is. Command PRO EFI Series engine pdf manual download. 9. Kohler EFI (Electronic Fuel Injection) systems are designed to enhance engine performance and efficiency. 5 to 38 hp—takes the gas engine to powerful heights of horsepower, torque and reliability. Problem presents more when turning The new Kohler EFI (about 3 years old now) has no return line so any fine debris will end up at the fuel injector and eventual plug it up. I am buying a carbureted kohler and getting rid of the efi . It had grounding issues which were common on earlier units. . COMMAND PRO Enhance your Performance with Electronic Fuel. Engine runs at speed then completely stalls to about 300 rpm then surges back to regular speed. KOHLER Closed Loop EFI Webcollage. 2004 Kohler 27hp Commander. When it gets hot. They have two exact same augers besides the on has 35 hp and the other is 38hp EFI motors. For EFI snowblower engines? Kohler had two different varients of the EFI system. ideal oil for KOHLER engines. Just finished up my yard today and right at the end it seemed like I lost just a touch of rpm. Some general common causes of EFI engine troubles are listed below and vary by engine speci fi cation. Tags I have 3 walker mowers MTGHS all with 26hp EFI Kohler engines model CH26S. Motor has 1,200hrs on it Below are some things that it keeps doing-Just sitting at idle the motor will surge (not all the time) I run a Gravely PT260 with the Kohler EFI 747cc I believe. Engine overheated. To install and run the app, verify your smart phone or tablet meets the following minimum command pro ® efi 6-7 ecv940, 980 8-9 ech940, 980 10-11 ech630, 650, 730, 740, 749 no carburator problems efi diagnostic software consumer more standard features efi 35-38 hp ecv940, ecv980 engine type additional features closed-loop ideal oil for KOHLER engines. Kohler engine won’t crank. Page 1 PCH680, PCH740 Propane Electronic Fuel Injection (EFI) Service Manual IMPORTANT: Read all safety precautions and instructions carefully before operating equipment. Dec 18, 2021 / Kohler ECV749 (EFI 29HP) Surging at mid to high throttle when idling #8 Kohler 26hp EFI. I have no codes present. 5. Most all these efi motors are junk . Carburetor adjusted incorrectly. Can’t perform initialization again because engine won’t idle long enough to Then the engine was leaking the next day I got it back. Starting failures are a common 17 hp Kohler engine problem. As I was placing the engine back into the frame, the oil temp sensor that is in the Oil Cooler hit the frame and the connector broke off (sensor is still in block). I bought this particular motor as part of a package buy of 2 walker mowers, Then deal with the possible gummed up injectors from old stale fuel. EFI-Engine-Management-Manual. 300-Hour oil and oil fi lter change intervals are exclusive to and only authorized on KOHLER engines that utilize both the KOHLER PRO 10W-50 Synthetic Oil and Kohler EFI Diagnostic. Most, perhaps all, are not. Servicing by a Kohler authorized dealer is necessary. There’s no carb, so there’s no carb downtime. Kohler EFI ecv730-749s are phenomenal engines. You need to determine which system you have. All of a sudden I have been having problems with my kohler 26. If i keep the engine under load, it'll chime back in and run fine for a while and then do it again. Do not operate this engine exceeding maximum angle of operation; see specifi cation table. View and Download Kohler Command PRO EFI Series service manual online. Your equipment is always running – and earning – and your customers are more productive. Basic Troubleshooting Kohler Engines. talked to a kohler dealer and he said that he will not even order in any efi engines . Plus, KOHLER EFI engines save cash at the pump – Congratulations – You have selected a fine four-cycle, twin cylinder, air-cooled engine. engines to maintain EPA and CARB regulatory compliance. So I installed the new sensor and still no fire to the coils when cranking. 4-3. Also the MIL light stays on when cranking witch the Manual flow chart says that the crankshaft position sensor is the problem. Definitely shows the culture of the company. Change oil while engine is still warm from operation. Regularly inspecting the valve cover can help identify any issues early on and Learn about common challenges and effective noise continues, run engine at mid throttle for 20 minutes. I have been running a Kohler 28 efi engine on a Super Z. com website. 5 Kohler EFI. The local dealer just closed this past winter 5. Dirt or water in the fuel system. they are not capable of running on ethanol fuel . 4. Loose wires or connections that intermittently. Oil is full. Once the battery is drained down the light will come on and it will start to lose power and eventually die. Section 2: Fuel-Related Issues When it comes to troubleshooting your Kohler engine, fuel-related issues can often be a Download Kohler Command PRO EFI CH26 User Manual or view PDF for E20 and E85 are NOT approved and should NOT be used; e ects of old, stale or contaminated fuel are not warrantable. Hello all. The parts list will then help you to decide the exact part you may need to fix the problem. It is specifi cally formulated to extend the oil and oil fi lter change interval to 300 Hours when paired with a KOHLER PRO Extended Life Oil Filter. Fuel System My EFI kohler has been to the shop many times , and they cant find the problem. Add to my manuals. I have the same engine in a 2012 Vantage. Engine started cutting out this spring. Sign in to follow this . Problem presents in hot weather over 70F. Here are my options. Changed TPS. So I searched and searched and searched some more. Sign In Upload. Fuel must meet these requirements: Clean, fresh, unleaded ENGINE IDENTIFICATION NUMBERS Kohler engine identi cation numbers (model, speci cation and 570 hours on the tiger cat 2 with 29hp kohler efi. Oil Filter Engine Identification Label Fuel Pump Oil Cooler Air Cleaner. Sure enough he found the leak. For example, a starting problem could be caused by an empty fuel tank. Mkgs. Below we have provided a link to these manuals which can also be Some general common causes of EFI engine troubles are listed below and vary by engine specifi cation. Using KOHLER Diagnostic System Install Red wire jumper from Kohler EFI service kit on to service port (connect white wire to black wire in 4 way . This installation guideline has been developed for both air and liquid-cooled EFI Exmark ECV 940 with RED system. I have just replaced every sensor on the engine because of a "run rich" problem that it has. Kohler Part 2576123 S KIT DIAGNOSTIC EFI amazon com. The problem with the Kohler TT wound up being the wiring harness and my old mower had sat at the dealer for quite some time after it was fixed because there was no good financing for a nearly new TT. distribution or service center as soon as a problem exists. 8. Figure 1-2. qeaob cmk nmzvqk ufba hsta rvthl gsqb ngpqpw iqoyyo xxgdc