John deere z994r problems

John Deere leads the commercial zero-turn mower industry with use of the Michelin X Tweel Turf technology. Michelin is a world leader in tire manufacturing and technology. This airless radial tire solution is an industry first for John Deere, which provides a smoother ride for the operator and additional advantages to John Deere owners.

John deere z994r problems. The John Deere Z994r is the 25.7 HP Yanmar powered zero turn mower. My dealer has one on the showroom floor with the window sticker of $19,134 with the 60" …

Common John Deere Skid Steer Problems and Solutions. 1. Engine Problems: Issue: Engine not starting. Solution: Check battery connections, fuel level, and fuel filters. Ensure the safety switch is engaged, and troubleshoot the ignition switch if needed.

Locations. . . . Find a 2023 John Deere Z994R for sale near you. Browse the most popular John Deere models at the best prices on MachineFinder.Oct 31, 2018 · Diesel-Powered . The Z994R’s 3TNV80F diesel engine is a Tier 4 Final-compliant three-cylinder, liquid-cooled model offering 24.7 horsepower. Drawing fuel from an 11.5-gallon (43.5-liter) fuel tank, providing “enough fuel capacity for long mowing days,” Deere says the “high-torque, low-emission diesel engine provides power for tough conditions with low vibration and noise levels.” Below are some of the most common problems and their solutions to the John Deere Z960R. No. Problems. Solutions. 1. Overheating engine. Clean the clogged air filter and cooling fin. Maintain appropriate oil level. 2.Yes, John Deere offers a comprehensive 4-year/750-hour bumper-to-bumper warranty on the Z740R. Conclusion. John Deere Z740R is one of the most popular and durable lawnmowers but it is not an exception to the problems. We have already listed some common issues with the mower but as we mentioned they are easy to fix.A little over 800 hours running part time so not a lot of time. The 994 is a little more compact than the 997 especially in the back, if you are working close to …Z994R with 60 inch Deck *See operator’s manual for addional details. For Company Use - TC573745 CLICK PART NUMBER TO BUY Mar 2023. Release Date. MOWER BLADE TCU15881(HIGH LIFT, FOR CANADA AND USA) UC15158 (HIGH LIFT SELF SHARPENING, FOR CANADA AND USA) M128485 (STANDARD LIFT) M133381 (HIGH LIFT, NOT FOR CANADA AND USA) V BELT

It has a 27HP v-twin engine and a hydrostatic transmission that provide years of service. But like other zero turns, the John Deere Z950R is prone to several issues. The most common John Deere Z950R problems are PTO failure, starting difficulties, transmission issues, uneven cuts, and low engine oil pressure. Do you own a problematic JD Z950R?Here are step-by-step troubleshooting steps to help you address PTO problems effectively: Check electrical connections and wiring: Begin by inspecting the electrical connections and wiring related to the PTO system. Ensure that all connections are secure and free from corrosion. Repair or replace any damaged wires or connectors.2.John Deere Diesel Zero Turn Z994R Diesel Mower. The John Deere Z994R diesel zero turn is definitely a fan favorite. Of course, it's a John Deere… it HAS to be great. We'll take the hype of the brand away… this mower is a solid machine.Warranty Statements. Get, read, download, or print the warranty for your equipment. IMPORTANT WARRANTY NOTICE: The Warranty for new John Deere equipment is set forth in a separate document provided by the dealer. Contact your local dealer for more information. Feedback. Discover warranty statements for new John Deere products.John Deere leads the commercial zero-turn mower industry with use of the Michelin X Tweel Turf technology. Michelin is a world leader in tire manufacturing and technology. This airless radial tire solution is an industry first for John Deere, which provides a smoother ride for the operator and additional advantages to John Deere owners.Low-quality gas can cause a lot of problems, especially for carbureted engines. A higher amount of emissions. So, looking at the differences between each fuel mower, ... John Deere Z994R Toro 7000 Hustler Super Z Diesel Bad Boy Renegade Diesel Exmark Laser Z Diesel Grasshopper 400D;ZTrak™ Z994R Diesel 24.7 HP (18.4-kW) | Zero-Turn Mowers | John Deere US The Z994R is a diesel zero-turn mower with classic Z900 features, like the 7-Iron™ PRO deck, cross-porting transmission, and compatibility with …The Brake & Go starting system is a John Deere exclusive. This feature makes the starting process on all ZTrak™ mowers easier, while also making it possible to remove two interlock switches from the machine. ... 24x12N12 as an ordering option code for ZTrak Z994R Diesel with 54 in., 60 in., and 72 in. (137-cm, 152-cm, and 183 cm) Mower Decks;

The John Deere Z994R has a 24.7-horsepower three-cylinder liquid-cooled diesel engine, with gross rated power at 3200 rpm. It is high torque, low-emission, and made for a strong performance in even the toughest …Actual operating horsepower and torque will be less. Refer to the engine manufacturer’s website for additional information. Feedback. The Z994R is a diesel zero-turn mower with classic Z900 features, like the 7-Iron™ PRO deck, cross-porting transmission, and compatibility with Michelin® X® Tweel® Turf airless radial tires.Z994R Diesel ZTrak™ Zero-Turn Mower. Z994R Diesel. 24.7 hp (18.4 kW) liquid-cooled diesel engine. ComfortGlide™ Suspension on all seat options. 11.5 U.S. gallon fuel tank …Diesel Engine. The diesel engine of the Z994R ZTrak™ Zero-Turn Mower has a cast-in block cylinder design that provides adequate cooling for longer life. It also has a gross horsepower of 24.7, and its high level of torque …

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Posted 8/27/2021 17:44 (#9188620 - in reply to #9188565) Subject: RE: Zero turn mower, Kubota ZD1211 or John Deere Z994R. Lincoln County. NC. I don't own either, I work in …This John Deere Z994R ZTrak Pro Series Mowers OMUC20339 Operation and Maintenance manual PDF Download provides all the details necessary about Operating and maintenance procedure. It is compatible with all Windows and Mac versions and can be printed unlimited times. Download link will be provided after payment.If you’re looking for agricultural, forestry or construction machinery, you can’t go wrong if you choose John Deere. For additional product information and warranty coverage, you n...Actual operating horsepower and torque will be less. Refer to the engine manufacturer’s website for additional information. Feedback. The Z994R is a diesel zero-turn mower with classic Z900 features, like the 7-Iron™ PRO deck, cross-porting transmission, and compatibility with Michelin® X® Tweel® Turf airless radial tires.ZTrak™ Z994R Diesel 24.7 HP (18.4-kW) | Zero-Turn Mowers | John Deere US The Z994R is a diesel zero-turn mower with classic Z900 features, like the 7-Iron™ PRO deck, cross-porting transmission, and compatibility with …Symptom #01: Screeching Noise. The bearings of a John Deere tractor play an important role, helping to deliver efficient performance. They can be worn out due to continuous use. Also, bearings get exposed to dirt and debris. As a result, the alternator generates less power, causing a grinding or screeching noise.

John deere Z994r. We have one John Deere Z-turn in our fleet, it is a Z994R unit. It runs well but the operator states that it has died twice but after few minutes it will restart and not act up for a week or so. I brought it into the shop and all checked out fine - did pull a code 14 from the display but our dealer was not very cooperative to ...An exclusive 2-year, unlimited hour/3-year, 1200-hour (whichever comes first) bumper-to-bumper warranty is standard for all John Deere E and M Series Mowers. The warranty is best in its class and places John Deere at the forefront of commercial mowing. It is also hassle free, with one company handling all of the paperwork.Z994R Diesel ZTrak. ™. Zero Turn Mower. Run all day at up to 11.5 mph with this right-sized diesel featuring ComfortGlide™ Suspension for the long haul. Key Features.Wondering how to start deer farming? From writing a business plan to marketing, here's everything you need to know. Deer meat is a type of venison. Venison comes from the Latin “Ve...John Deere Air Filters are on the cutting edge of design and function. With our filters, you’ll get: Even pleats and more media,ensuring high efficiency and a longer time period between service intervals Proper airflow. The design ensures a minimum flow restriction while capturing more contaminants than leading competitive air filters.page 30 30 of 34 john deere z994r service parts roof assembly windshield support assembly windshield assembly p/n: 8sv-101-00067 p/n: 8sv-103-00031 p/n: 8sv-102-00041 side frame assembly, right side frame assembly, left p/n: 8sv-109-00028-r p/n: 8sv-109-00028-l door assembly, right door assembly, ...New to 2019 John Deere Z994R Ztrak Zero-Turn Diesel mower walkaround. Introducing Deere’s first 25HP Diesel Mower. Buy John Deere Parts - https://go.west-eq...Jan 23, 2021 · Brucey. 43 posts · Joined 2019. #4 · Mar 11, 2021. The 994r doesn't have a counterweight type bolt on rear bumper like the gas models, its part of the frame, I would say you may want to weld a 2" receiver to a steel plate then bolt that on using the existing holes designed for the JD hitch/MCS mount. Mulcher. Performance and guidance are solid across all segments....DE Deere & Co (DE) released the firm's fiscal second quarter financial results on Friday morning. For the three month peri...Posted 8/27/2021 17:45 (#9188622 - in reply to #9188565) Subject: RE: Zero turn mower, Kubota ZD1211 or John Deere Z994R. southern il. We are on our second year worth zd1211 and no problems yet Wife says it rides better than our last Kubota and seems more powerful. Zero turn mower, Kubota ZD1211 or John Deere Z994R - Lanco : 8/27/2021 17:09.

This John Deere Z994R - Ztrak Parts Catalog Manual Pdf Download provides detailed illustrations, parts name, parts number and is very helpful for assembly or disassembly tasks. ... Support contacted me and if I wanted my money back or still download the manual. I downloaded the manual with no problems thank you for your time to fix this …

Z930m transaxle problems. ... - John Deere Riders Z930M/Z950R/Z994R - John Deere Walk Behinds, W36R/W48R - Bluebird Slicer/Seeders - Honda push/trim mowersOct 31, 2018 · Diesel-Powered . The Z994R’s 3TNV80F diesel engine is a Tier 4 Final-compliant three-cylinder, liquid-cooled model offering 24.7 horsepower. Drawing fuel from an 11.5-gallon (43.5-liter) fuel tank, providing “enough fuel capacity for long mowing days,” Deere says the “high-torque, low-emission diesel engine provides power for tough conditions with low vibration and noise levels.” But with mods as long as there is a new update is assured, you are guaranteed a few more hours of new exciting gameplay. Mods are one of the greatest upgrades and can make your game unique. Downloading and adding John Deere Z994R Zero Turn V1 (3) Mod to your game is not difficult at all - you simply need to save a file …Mandie Discussion starter. 3 posts · Joined 2023. #1 · Nov 1, 2023. Hi, Just purchased a used john deere z997r (without a manual). Used for about an hour today, turned it off, went to start up again 10mins later and nothing. Nothing showing on LCD display, no clicking, complete silence. 1. how do you put in neutral so it can be towed …The John Deere Z994r is the 25.7 HP Yanmar powered zero turn mower. My dealer has one on the showroom floor with the window sticker of $19,134 with the 60" …Z994R with 60 inch Deck *See operator’s manual for addional details. For Company Use - TC573745 CLICK PART NUMBER TO BUY Mar 2023. Release Date. MOWER BLADE TCU15881(HIGH LIFT, FOR CANADA AND USA) UC15158 (HIGH LIFT SELF SHARPENING, FOR CANADA AND USA) M128485 (STANDARD LIFT) M133381 (HIGH LIFT, NOT FOR CANADA AND USA) V BELTOn select products, the modem transmits the trouble codes generated by the mower’s control units to the Operations Center. Addressing DTCs can reduce downtime and repair costs. For example, a low-engine oil pressure DTC can indicate an engine is low on oil. Addressing the issue can prevent costly downtime and repairs. Service Advisor RemoteJohn Deere Air Filters are on the cutting edge of design and function. With our filters, you’ll get: Even pleats and more media,ensuring high efficiency and a longer time period between service intervals Proper airflow. The design ensures a minimum flow restriction while capturing more contaminants than leading competitive air filters.

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Aug 29, 2016 · This video is for John Deere ZTrak™ Mower Technicians and Operators to assist in properly servicing their mowers' transmissions. You can purchase fluids and ... John Deere has been a household name in the agriculture industry for over 180 years. With their commitment to innovation and sustainability, they have become a leader in the manufa...Common John Deere transmission issues can vary by model, but a typical issue is the machine not moving with the engine running. One cause of this issue is the transmission oil bein...Introduction to John Deere 5105 Problems When it comes to farming equipment, John Deere is a name that farmers trust. The John Deere 5105 tractor is a popular choice for many farmers due to its reliability and versatility. However, like any other machine, the 5105 is not immune to problems and issues that can arise … Troubleshooting John Deere …Fits mowers with either 60” or 72” deck. Easy fuel tank access. “Curtis Cabs is elated to add the John Deere Z994R to our lineup of Premium Air Conditioned Cabs for Zero Turn Mowers,” commented John Davis, Vice President of Sales for Curtis Cabs. “Many consumers and dealers have requested we build a cab for their mower – and we ...RE: Zero turn mower, Kubota ZD1211 or John Deere Z994R - KnowAFarmer: 8/28/2021 09:30; RE: Zero turn mower, Kubota ZD1211 or John Deere Z994R - Dirtclodkicker: 8/28/2021 10:45. RE: Zero turn mower, Kubota ZD1211 or John Deere Z994R - Lanco: 8/28/2021 16:00. RE: Zero turn mower, Kubota ZD1211 or John Deere Z994R - ironjock: 8/29/2021 21:35This John Deere Z994R - Ztrak Parts Catalog Manual Pdf Download provides detailed illustrations, parts name, parts number and is very helpful for assembly or disassembly tasks. ... Support contacted me and if I wanted my money back or still download the manual. I downloaded the manual with no problems thank you for your time to fix this …You can also change your country and language at any time using MachineFinder "Settings".Diesel Engine. The diesel engine of the Z994R ZTrak™ Zero-Turn Mower has a cast-in block cylinder design that provides adequate cooling for longer life. It also has a gross horsepower of 24.7, and its high level of torque makes it ideal for operation in …John Deere leads the commercial zero-turn mower industry with use of the Michelin X Tweel Turf technology. Michelin is a world leader in tire manufacturing and technology. This airless radial tire solution is an industry first for John Deere, which provides a smoother ride for the operator and additional advantages to John Deere owners.Mar 1, 2019 · Looking at a John Deere 950m and a Z994r diesel, the price I was quoted, the Z994 is 5k dollars more, both with Tweel tires, the best seat, and 60 inch decks. I love diesels, right now all of my other equipment is diesel, and don’t fancy having to keep fuel and gas here. Is the Z994 worth the extra money? Thanks in advance. Like. ….

2. 3. Feedback. John Deere’s digital suite of tools provides accessibility to your equipment data in one place—whenever you need it, wherever you are.🔧 Mechanic and Repair. Z930m transaxle problems. Jump to Latest Follow. 8K views 17 replies 4 participants last post by Ridin' Green Aug 11, 2019. jc46 …Includes: 8TEN V-Belt. Compatible with the following brands: John Deere. Compatible with the following models: Z994R. Replaces for the following OEM MPN's: TCU39429. Belt Type: V-Belt. Belt Length: 187 Inch. Belt Width: 5/8 Inch. Belt Material: NR Rubber, Polyester Cord, Cotton Fabric.Download File FS22 John Deere Z994R zip. What is Mods? A mod (short for "modifications") is a change made by someone, usually a player, to some aspect of a video game. John Deere Z994R Diesel John Deere Z997R Diesel; Key Specs - Engine Power: Gross at 3,200 rpm, PS: 24.7 hp 18.4 kW: Gross at 3,000 rpm, PS: 37.4 hp 27.5 kW: Z994R Diesel. 18.4 kW (24.7 hp) liquid-cooled diesel engine. ComfortGlide™ Suspension on all seat options. Michelin® X® Tweel® Turf airless tyre option available. 7-Iron PRO Deck available in 137cm (54 in.), 152cm (60 in.), and 152 cm (60 in.) Mulch On Demand™; 152cm (60 in.) and 183cm (72 in.) Rear discharge options. Find a Dealer.Engine Manufacturer/model: 3TNV80F. Engine Power: Gross at 3,200 rpm, PS: 24.7 hp 18.4 kW. Fuel tank capacity: 11.5 U.S. gal. 43.5 L Mower deck Size: Side discharge, 54 in. 137 cm Side discharge, 60 in. 152 cm Side discharge, Mulch On Demand™, 60 in. Side discharge, 72 in. 183 cm Blade tip speedOne of the latest John Deere products is the John Deere Z994R Zero Turn Mower. It is a comfortable mower to ride on while getting the job done in record time since it has a wide deck and tons of power with its diesel engine. This mower has been updated in 2021 with some great new features. Most people are familiar with John Deere, but many may ...New to 2019 John Deere Z994R Ztrak Zero-Turn Diesel mower walkaround. Introducing Deere’s first 25HP Diesel Mower. Buy John Deere Parts - https://go.west-eq...Brucey. 43 posts · Joined 2019. #4 · Mar 11, 2021. The 994r doesn't have a counterweight type bolt on rear bumper like the gas models, its part of the frame, I would say you may want to weld a 2" receiver to a steel plate then bolt that on using the existing holes designed for the JD hitch/MCS mount. Mulcher. John deere z994r problems, A little over 800 hours running part time so not a lot of time. The 994 is a little more compact than the 997 especially in the back, if you are working close to …, Locations. . . . Find a 2023 John Deere Z994R for sale near you. Browse the most popular John Deere models at the best prices on MachineFinder., Built in Fuquay-Varina, North Carolina, USA. Original price was $25,859 in 2021. John Deere Z997R Engine. 37.4HP Yanmar 1642cc 3-cyl diesel. Fuel tank. 11.5 gal. 43.5 L. Engine details ... John Deere Z997R Transmission., This video is for John Deere ZTrak™ Mower Technicians and Operators to assist in properly servicing their mowers' transmissions. You can purchase fluids and ..., An exclusive 2-year, unlimited hour/3-year, 1200-hour (whichever comes first) bumper-to-bumper warranty is standard for all John Deere E and M Series Mowers. The warranty is best in its class and places John Deere at the forefront of commercial mowing. It is also hassle free, with one company handling all of the paperwork. , The Z944r with a price tag of $17,874.00 with a 24 hp water cooled diesel doesn't gain anything over your 25.5 hp gas engine on the Z930r model. If you notice, there nothing else changes on the Z994r over the Z930r. My Z710A with 54" manual foot lift is a problem child for my age, and wish every day that I had a hydraulic lift., Model. This model may be registered under the manufacturer's OEM warranty. Please see warranty statement and contact your dealer before repairing. Feedback. Find your owner’s manual and service information. For example the operator’s manual, parts diagram, reference guides, safety info, etc., W48R Commercial Walk-Behind Mower. PRODUCT DETAILS. 48-inch (122-cm) floating mower deck. Powerful 19 hp (14.2 kW) V-twin engine. Self-propelled hydrostatic drive system. Easy-to-use controls for operator comfort and convenience. Setup Included. Item # …, If you’re in the market for a new John Deere tractor or are looking to sell one that you have on your farm, you’ll want the most relevant pricing information that you can find. Rea..., New to 2019 John Deere Z994R Ztrak Zero-Turn Diesel mower walkaround. Introducing Deere’s first 25HP Diesel Mower. Buy John Deere Parts - https://go.west-eq..., Commercial mowing will never be the same once you experience the precision and performance of the Z994R diesel ZTrak zero-turn mower by John Deere. A powerful EPA Final Tier 4 approved diesel engine outputs 24.7 HP so you can breeze through even the roughest patches of weeds. You will stay comfortable all day with multiple seat options equipped ... , Engine fault codes in John Deere equipment indicate issues related to the engine system. These codes can be caused by various factors such as fuel system problems, sensor malfunctions, or engine control unit failures. Some common engine fault codes include: ECU 000097.03: Fuel Rail Pressure Low. ECU 000097.05: Fuel Rail Pressure High., John Deere Air Filters are on the cutting edge of design and function. With our filters, you’ll get: Even pleats and more media,ensuring high efficiency and a longer time period between service intervals Proper airflow. The design ensures a minimum flow restriction while capturing more contaminants than leading competitive air filters., John Deere loves to put "igniter's" on their equipment, and many, many owners of lawn tractors over the years have face that dilemma. Find the igniter and take a screw driver and slightly tap the dude before starting. I've had that problem many times and tapping has let me start the tractor. If it starts and runs, you know what to buy., According to John M. Eades, author of the book "Gambling Addiction," people with gambling problems often find themselves deep in financial debt. To finance their addiction, problem..., This John Deere Z994R ZTrak Pro Series Mowers OMUC20339 Operation and Maintenance manual PDF Download provides all the details necessary about Operating and maintenance procedure. It is compatible with all Windows and Mac versions and can be printed unlimited times. Download link will be provided after payment., Rychlé a profesionální sečení. Sekačky s nulovým poloměrem otáčení umožňují vykonávat práci minimálně o 20 % rychleji než žací stroj s čelním žacím ústrojím, takže šetří vaše peníze při každém použití. Sklízecí mlátičky Z994R kombinují neuvěřitelnou manévrovatelnost s výkonným vznětovým motorem ..., The Z994 is a Commercial diesel ZTrak mower, designed for professional use. With it's high powered 27.4 hp diesel engine, its ideal for mowing large areas of long grass. Combining incredible manoeuvrability with high speed and outstanding build quality. With a choice of side or rear discharge decks and optional mulch kits available, its perfect for parklands, …, Equipment Specs. $17,799. Product Description. 2023 JD Z994R COMMERCIAL ZERO TURN MOWER, 60" 7IRON DECK, FULLY ADJUSTABLE SUSPENSION SEAT, 24.7HP YANMAR DIESEL, BASIC WARRANTY 4/12/2026. Before driving to see this item, please call or email to confirm availability., It has a 27HP v-twin engine and a hydrostatic transmission that provide years of service. But like other zero turns, the John Deere Z950R is prone to several issues. The most common John Deere Z950R problems are PTO failure, starting difficulties, transmission issues, uneven cuts, and low engine oil pressure. Do you own a problematic JD Z950R?, The remedy: Consumers should immediately stop using the recalled lawn mowers and contact a local authorized John Deere service dealer to schedule a free inspection and repair. Contact the ..., John deere Z994r. We have one John Deere Z-turn in our fleet, it is a Z994R unit. It runs well but the operator states that it has died twice but after few minutes it will restart and not act up for a week or so. I brought it into the shop and all checked out fine - did pull a code 14 from the display but our dealer was not very cooperative to ..., The engine and PTO may be the source of the issues. Different worn-out pumps and couplings (power steering, hydraulic) could also cause problems for your tractor. Table of Contents. Toggle. 10 Common JD 1025R Problems With Solutions. 1) Hydraulics Problems. 2) Engine Problems. 3) Transmission Problems. 4) Brake …, Z930m transaxle problems. ... - John Deere Riders Z930M/Z950R/Z994R - John Deere Walk Behinds, W36R/W48R - Bluebird Slicer/Seeders - Honda push/trim mowers, Wondering how to start deer farming? From writing a business plan to marketing, here's everything you need to know. Deer meat is a type of venison. Venison comes from the Latin “Ve..., Z994R Diesel ZTrak™ Zero-Turn Mower. Z994R Diesel. 24.7 hp (18.4 kW) liquid-cooled diesel engine. ComfortGlide™ Suspension on all seat options. 11.5 U.S. gallon fuel tank (43.5 L) 7-Iron Pro Deck. Rear Discharge Deck. Mulch On Demand™ Available. , John Deere Z994R Diesel John Deere Z997R Diesel; Key Specs - Engine Power: Gross at 3,200 rpm, PS: 24.7 hp 18.4 kW: Gross at 3,000 rpm, PS: 37.4 hp 27.5 kW: , Some common engine problems in the JD 3039R include hard starting, overheating, and low power output. To fix these issues, I recommend the following: Hard starting: Check the battery and starter motor for proper operation. Replace any faulty components as necessary., John Deere Z994R Diesel ZTrak™ Zero-Turn Mower. $ 22,239.00. Deere Season Sales Event. No Payment & No Interest until January 2025! Images may depict options and attachments not included in base price. Price shown includes $400 freight charge, but does not include applicable taxes, setup, and delivery fees. Offers end April 30, 2024., John deere Z994r. We have one John Deere Z-turn in our fleet, it is a Z994R unit. It runs well but the operator states that it has died twice but after few minutes it will restart and not act up for a week or so. I brought it into the shop and all checked out fine - did pull a code 14 from the display but our dealer was not very cooperative to ..., Jul 23, 2021 · Buy John Deere Original ... Z930R, Z945M EFI, Z950M, Z950R, Z955M EFI, Z960M, Z960R, Z970R, Z994R(Diesel). This is a OEM John Deere Part. ... There was a problem ... , Feb 9, 2021 · Reverse bias doesn't allow current to flow. So it appears to be just get a new diode and see if it works. But I know from past experience that Nothing is ever that easy with electronic equipment. I looked up the EGR diode C15 and it is pin 02-68 on the ECU BLU wire number 670 and 671 going to the EGR valve. If your 997 is the same. , A little over 800 hours running part time so not a lot of time. The 994 is a little more compact than the 997 especially in the back, if you are working close to …